Home / 10,963.50-16,446.03-3,172.92

Finding the Fourth Proportional to 10,963.50, 16,446.03 and 3,172.92

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Solution

The fourth proportional to 10,963.50, 16,446.03 and 3,172.92 is: 4,759.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,963.50 : 16,446.03 = 3,172.92 : x
  2. Step 2: Convert to fraction form
    10,963.50/16,446.03 = 3,172.92/x
  3. Step 3: Cross multiply
    10,963.50x = 16,446.03 × 3,172.92
  4. Step 4: Simplify right side
    10,963.50x = 52,181,937.51
  5. Step 5: Solve for x
    x = 52,181,937.51/10,963.50
  6. Step 6: Final answer
    x = 4,759.61

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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.