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Finding the Fourth Proportional to 7,473.98, 11,210.98 and 2,279.82

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Solution

The fourth proportional to 7,473.98, 11,210.98 and 2,279.82 is: 3,419.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,473.98 : 11,210.98 = 2,279.82 : x
  2. Step 2: Convert to fraction form
    7,473.98/11,210.98 = 2,279.82/x
  3. Step 3: Cross multiply
    7,473.98x = 11,210.98 × 2,279.82
  4. Step 4: Simplify right side
    7,473.98x = 25,559,016.42
  5. Step 5: Solve for x
    x = 25,559,016.42/7,473.98
  6. Step 6: Final answer
    x = 3,419.73

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.