Home / 4,472.92-6,178.54-3,729.32

Finding the Fourth Proportional to 4,472.92, 6,178.54 and 3,729.32

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Solution

The fourth proportional to 4,472.92, 6,178.54 and 3,729.32 is: 5,151.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,472.92 : 6,178.54 = 3,729.32 : x
  2. Step 2: Convert to fraction form
    4,472.92/6,178.54 = 3,729.32/x
  3. Step 3: Cross multiply
    4,472.92x = 6,178.54 × 3,729.32
  4. Step 4: Simplify right side
    4,472.92x = 23,041,752.79
  5. Step 5: Solve for x
    x = 23,041,752.79/4,472.92
  6. Step 6: Final answer
    x = 5,151.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.