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Finding the Fourth Proportional to 10,324.92, 15,494.88 and 3,751.68

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Solution

The fourth proportional to 10,324.92, 15,494.88 and 3,751.68 is: 5,630.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,324.92 : 15,494.88 = 3,751.68 : x
  2. Step 2: Convert to fraction form
    10,324.92/15,494.88 = 3,751.68/x
  3. Step 3: Cross multiply
    10,324.92x = 15,494.88 × 3,751.68
  4. Step 4: Simplify right side
    10,324.92x = 58,131,831.40
  5. Step 5: Solve for x
    x = 58,131,831.40/10,324.92
  6. Step 6: Final answer
    x = 5,630.25

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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.