Home / 7,434.38-11,151.47-2,240.26

Finding the Fourth Proportional to 7,434.38, 11,151.47 and 2,240.26

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Solution

The fourth proportional to 7,434.38, 11,151.47 and 2,240.26 is: 3,360.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,434.38 : 11,151.47 = 2,240.26 : x
  2. Step 2: Convert to fraction form
    7,434.38/11,151.47 = 2,240.26/x
  3. Step 3: Cross multiply
    7,434.38x = 11,151.47 × 2,240.26
  4. Step 4: Simplify right side
    7,434.38x = 24,982,169.90
  5. Step 5: Solve for x
    x = 24,982,169.90/7,434.38
  6. Step 6: Final answer
    x = 3,360.36

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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.