Home / 11,744.52-16,207.66-6,439.02

Finding the Fourth Proportional to 11,744.52, 16,207.66 and 6,439.02

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Solution

The fourth proportional to 11,744.52, 16,207.66 and 6,439.02 is: 8,885.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,744.52 : 16,207.66 = 6,439.02 : x
  2. Step 2: Convert to fraction form
    11,744.52/16,207.66 = 6,439.02/x
  3. Step 3: Cross multiply
    11,744.52x = 16,207.66 × 6,439.02
  4. Step 4: Simplify right side
    11,744.52x = 104,361,446.89
  5. Step 5: Solve for x
    x = 104,361,446.89/11,744.52
  6. Step 6: Final answer
    x = 8,885.97

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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.