Home / 7,485.31-11,227.97-3,043.43

Finding the Fourth Proportional to 7,485.31, 11,227.97 and 3,043.43

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Solution

The fourth proportional to 7,485.31, 11,227.97 and 3,043.43 is: 4,565.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,485.31 : 11,227.97 = 3,043.43 : x
  2. Step 2: Convert to fraction form
    7,485.31/11,227.97 = 3,043.43/x
  3. Step 3: Cross multiply
    7,485.31x = 11,227.97 × 3,043.43
  4. Step 4: Simplify right side
    7,485.31x = 34,171,540.74
  5. Step 5: Solve for x
    x = 34,171,540.74/7,485.31
  6. Step 6: Final answer
    x = 4,565.15

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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.