Home / 10,414.56-14,378.68-6,437.94

Finding the Fourth Proportional to 10,414.56, 14,378.68 and 6,437.94

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Solution

The fourth proportional to 10,414.56, 14,378.68 and 6,437.94 is: 8,888.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,414.56 : 14,378.68 = 6,437.94 : x
  2. Step 2: Convert to fraction form
    10,414.56/14,378.68 = 6,437.94/x
  3. Step 3: Cross multiply
    10,414.56x = 14,378.68 × 6,437.94
  4. Step 4: Simplify right side
    10,414.56x = 92,569,079.12
  5. Step 5: Solve for x
    x = 92,569,079.12/10,414.56
  6. Step 6: Final answer
    x = 8,888.43

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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.