Home / 9,523.97-13,141.95-5,490.75

Finding the Fourth Proportional to 9,523.97, 13,141.95 and 5,490.75

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Solution

The fourth proportional to 9,523.97, 13,141.95 and 5,490.75 is: 7,576.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,523.97 : 13,141.95 = 5,490.75 : x
  2. Step 2: Convert to fraction form
    9,523.97/13,141.95 = 5,490.75/x
  3. Step 3: Cross multiply
    9,523.97x = 13,141.95 × 5,490.75
  4. Step 4: Simplify right side
    9,523.97x = 72,159,175.69
  5. Step 5: Solve for x
    x = 72,159,175.69/9,523.97
  6. Step 6: Final answer
    x = 7,576.59

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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.