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Finding the Fourth Proportional to 7,561.04, 11,341.56 and 4,473.68

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Solution

The fourth proportional to 7,561.04, 11,341.56 and 4,473.68 is: 6,710.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,561.04 : 11,341.56 = 4,473.68 : x
  2. Step 2: Convert to fraction form
    7,561.04/11,341.56 = 4,473.68/x
  3. Step 3: Cross multiply
    7,561.04x = 11,341.56 × 4,473.68
  4. Step 4: Simplify right side
    7,561.04x = 50,738,510.14
  5. Step 5: Solve for x
    x = 50,738,510.14/7,561.04
  6. Step 6: Final answer
    x = 6,710.52

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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.