Home / 11,029.38-15,220.54-6,061.38

Finding the Fourth Proportional to 11,029.38, 15,220.54 and 6,061.38

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Solution

The fourth proportional to 11,029.38, 15,220.54 and 6,061.38 is: 8,364.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,029.38 : 15,220.54 = 6,061.38 : x
  2. Step 2: Convert to fraction form
    11,029.38/15,220.54 = 6,061.38/x
  3. Step 3: Cross multiply
    11,029.38x = 15,220.54 × 6,061.38
  4. Step 4: Simplify right side
    11,029.38x = 92,257,476.75
  5. Step 5: Solve for x
    x = 92,257,476.75/11,029.38
  6. Step 6: Final answer
    x = 8,364.70

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Half scale
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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.