Home / 11,117.27-15,347.41-8,593.68

Finding the Fourth Proportional to 11,117.27, 15,347.41 and 8,593.68

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Solution

The fourth proportional to 11,117.27, 15,347.41 and 8,593.68 is: 11,863.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,117.27 : 15,347.41 = 8,593.68 : x
  2. Step 2: Convert to fraction form
    11,117.27/15,347.41 = 8,593.68/x
  3. Step 3: Cross multiply
    11,117.27x = 15,347.41 × 8,593.68
  4. Step 4: Simplify right side
    11,117.27x = 131,890,730.37
  5. Step 5: Solve for x
    x = 131,890,730.37/11,117.27
  6. Step 6: Final answer
    x = 11,863.59

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Double scale
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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.