Home / 7,473.33-11,211.89-2,279.25

Finding the Fourth Proportional to 7,473.33, 11,211.89 and 2,279.25

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Solution

The fourth proportional to 7,473.33, 11,211.89 and 2,279.25 is: 3,419.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,473.33 : 11,211.89 = 2,279.25 : x
  2. Step 2: Convert to fraction form
    7,473.33/11,211.89 = 2,279.25/x
  3. Step 3: Cross multiply
    7,473.33x = 11,211.89 × 2,279.25
  4. Step 4: Simplify right side
    7,473.33x = 25,554,688.89
  5. Step 5: Solve for x
    x = 25,554,688.89/7,473.33
  6. Step 6: Final answer
    x = 3,419.45

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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.