Home / 9,523.92-13,138.64-6,167.84

Finding the Fourth Proportional to 9,523.92, 13,138.64 and 6,167.84

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Solution

The fourth proportional to 9,523.92, 13,138.64 and 6,167.84 is: 8,508.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,523.92 : 13,138.64 = 6,167.84 : x
  2. Step 2: Convert to fraction form
    9,523.92/13,138.64 = 6,167.84/x
  3. Step 3: Cross multiply
    9,523.92x = 13,138.64 × 6,167.84
  4. Step 4: Simplify right side
    9,523.92x = 81,037,029.84
  5. Step 5: Solve for x
    x = 81,037,029.84/9,523.92
  6. Step 6: Final answer
    x = 8,508.79

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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.