Home / 6,737.32-9,297.60-3,712.80

Finding the Fourth Proportional to 6,737.32, 9,297.60 and 3,712.80

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Solution

The fourth proportional to 6,737.32, 9,297.60 and 3,712.80 is: 5,123.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,737.32 : 9,297.60 = 3,712.80 : x
  2. Step 2: Convert to fraction form
    6,737.32/9,297.60 = 3,712.80/x
  3. Step 3: Cross multiply
    6,737.32x = 9,297.60 × 3,712.80
  4. Step 4: Simplify right side
    6,737.32x = 34,520,129.28
  5. Step 5: Solve for x
    x = 34,520,129.28/6,737.32
  6. Step 6: Final answer
    x = 5,123.72

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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.