Home / 9,192.32-12,685.50-5,000.58

Finding the Fourth Proportional to 9,192.32, 12,685.50 and 5,000.58

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Solution

The fourth proportional to 9,192.32, 12,685.50 and 5,000.58 is: 6,900.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,192.32 : 12,685.50 = 5,000.58 : x
  2. Step 2: Convert to fraction form
    9,192.32/12,685.50 = 5,000.58/x
  3. Step 3: Cross multiply
    9,192.32x = 12,685.50 × 5,000.58
  4. Step 4: Simplify right side
    9,192.32x = 63,434,857.59
  5. Step 5: Solve for x
    x = 63,434,857.59/9,192.32
  6. Step 6: Final answer
    x = 6,900.85

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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.