Home / 11,638.27-16,061.05-6,332.97

Finding the Fourth Proportional to 11,638.27, 16,061.05 and 6,332.97

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Solution

The fourth proportional to 11,638.27, 16,061.05 and 6,332.97 is: 8,739.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,638.27 : 16,061.05 = 6,332.97 : x
  2. Step 2: Convert to fraction form
    11,638.27/16,061.05 = 6,332.97/x
  3. Step 3: Cross multiply
    11,638.27x = 16,061.05 × 6,332.97
  4. Step 4: Simplify right side
    11,638.27x = 101,714,147.82
  5. Step 5: Solve for x
    x = 101,714,147.82/11,638.27
  6. Step 6: Final answer
    x = 8,739.63

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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.