Home / 8,249.52-11,384.32-4,523.76

Finding the Fourth Proportional to 8,249.52, 11,384.32 and 4,523.76

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Solution

The fourth proportional to 8,249.52, 11,384.32 and 4,523.76 is: 6,242.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,249.52 : 11,384.32 = 4,523.76 : x
  2. Step 2: Convert to fraction form
    8,249.52/11,384.32 = 4,523.76/x
  3. Step 3: Cross multiply
    8,249.52x = 11,384.32 × 4,523.76
  4. Step 4: Simplify right side
    8,249.52x = 51,499,931.44
  5. Step 5: Solve for x
    x = 51,499,931.44/8,249.52
  6. Step 6: Final answer
    x = 6,242.78

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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.