Home / 10,997.76-15,177.12-6,029.76

Finding the Fourth Proportional to 10,997.76, 15,177.12 and 6,029.76

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Solution

The fourth proportional to 10,997.76, 15,177.12 and 6,029.76 is: 8,321.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,997.76 : 15,177.12 = 6,029.76 : x
  2. Step 2: Convert to fraction form
    10,997.76/15,177.12 = 6,029.76/x
  3. Step 3: Cross multiply
    10,997.76x = 15,177.12 × 6,029.76
  4. Step 4: Simplify right side
    10,997.76x = 91,514,391.09
  5. Step 5: Solve for x
    x = 91,514,391.09/10,997.76
  6. Step 6: Final answer
    x = 8,321.18

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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.