Home / 8,011.17-11,055.49-4,654.13

Finding the Fourth Proportional to 8,011.17, 11,055.49 and 4,654.13

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Solution

The fourth proportional to 8,011.17, 11,055.49 and 4,654.13 is: 6,422.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,011.17 : 11,055.49 = 4,654.13 : x
  2. Step 2: Convert to fraction form
    8,011.17/11,055.49 = 4,654.13/x
  3. Step 3: Cross multiply
    8,011.17x = 11,055.49 × 4,654.13
  4. Step 4: Simplify right side
    8,011.17x = 51,453,620.76
  5. Step 5: Solve for x
    x = 51,453,620.76/8,011.17
  6. Step 6: Final answer
    x = 6,422.73

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Half scale
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Double scale
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Similar ratio
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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.