Home / 7,633.20-11,451.04-3,737.92

Finding the Fourth Proportional to 7,633.20, 11,451.04 and 3,737.92

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Solution

The fourth proportional to 7,633.20, 11,451.04 and 3,737.92 is: 5,607.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,633.20 : 11,451.04 = 3,737.92 : x
  2. Step 2: Convert to fraction form
    7,633.20/11,451.04 = 3,737.92/x
  3. Step 3: Cross multiply
    7,633.20x = 11,451.04 × 3,737.92
  4. Step 4: Simplify right side
    7,633.20x = 42,803,071.44
  5. Step 5: Solve for x
    x = 42,803,071.44/7,633.20
  6. Step 6: Final answer
    x = 5,607.49

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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.