Home / 10,644.41-14,691.81-6,170.61

Finding the Fourth Proportional to 10,644.41, 14,691.81 and 6,170.61

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Solution

The fourth proportional to 10,644.41, 14,691.81 and 6,170.61 is: 8,516.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,644.41 : 14,691.81 = 6,170.61 : x
  2. Step 2: Convert to fraction form
    10,644.41/14,691.81 = 6,170.61/x
  3. Step 3: Cross multiply
    10,644.41x = 14,691.81 × 6,170.61
  4. Step 4: Simplify right side
    10,644.41x = 90,657,507.94
  5. Step 5: Solve for x
    x = 90,657,507.94/10,644.41
  6. Step 6: Final answer
    x = 8,516.91

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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.