Home / 10,314.72-14,236.56-6,337.92

Finding the Fourth Proportional to 10,314.72, 14,236.56 and 6,337.92

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Solution

The fourth proportional to 10,314.72, 14,236.56 and 6,337.92 is: 8,747.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,314.72 : 14,236.56 = 6,337.92 : x
  2. Step 2: Convert to fraction form
    10,314.72/14,236.56 = 6,337.92/x
  3. Step 3: Cross multiply
    10,314.72x = 14,236.56 × 6,337.92
  4. Step 4: Simplify right side
    10,314.72x = 90,230,178.36
  5. Step 5: Solve for x
    x = 90,230,178.36/10,314.72
  6. Step 6: Final answer
    x = 8,747.71

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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.