Home / 10,114.23-13,951.92-6,381.75

Finding the Fourth Proportional to 10,114.23, 13,951.92 and 6,381.75

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Solution

The fourth proportional to 10,114.23, 13,951.92 and 6,381.75 is: 8,803.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,114.23 : 13,951.92 = 6,381.75 : x
  2. Step 2: Convert to fraction form
    10,114.23/13,951.92 = 6,381.75/x
  3. Step 3: Cross multiply
    10,114.23x = 13,951.92 × 6,381.75
  4. Step 4: Simplify right side
    10,114.23x = 89,037,665.46
  5. Step 5: Solve for x
    x = 89,037,665.46/10,114.23
  6. Step 6: Final answer
    x = 8,803.21

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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.