Home / 7,432.71-11,151.09-4,148.16

Finding the Fourth Proportional to 7,432.71, 11,151.09 and 4,148.16

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Solution

The fourth proportional to 7,432.71, 11,151.09 and 4,148.16 is: 6,223.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,432.71 : 11,151.09 = 4,148.16 : x
  2. Step 2: Convert to fraction form
    7,432.71/11,151.09 = 4,148.16/x
  3. Step 3: Cross multiply
    7,432.71x = 11,151.09 × 4,148.16
  4. Step 4: Simplify right side
    7,432.71x = 46,256,505.49
  5. Step 5: Solve for x
    x = 46,256,505.49/7,432.71
  6. Step 6: Final answer
    x = 6,223.37

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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.