Home / 11,038.64-15,229.45-6,257.88

Finding the Fourth Proportional to 11,038.64, 15,229.45 and 6,257.88

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Solution

The fourth proportional to 11,038.64, 15,229.45 and 6,257.88 is: 8,633.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,038.64 : 15,229.45 = 6,257.88 : x
  2. Step 2: Convert to fraction form
    11,038.64/15,229.45 = 6,257.88/x
  3. Step 3: Cross multiply
    11,038.64x = 15,229.45 × 6,257.88
  4. Step 4: Simplify right side
    11,038.64x = 95,304,078.39
  5. Step 5: Solve for x
    x = 95,304,078.39/11,038.64
  6. Step 6: Final answer
    x = 8,633.68

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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.