Home / 9,522.70-13,149.39-5,987.05

Finding the Fourth Proportional to 9,522.70, 13,149.39 and 5,987.05

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Solution

The fourth proportional to 9,522.70, 13,149.39 and 5,987.05 is: 8,267.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,522.70 : 13,149.39 = 5,987.05 : x
  2. Step 2: Convert to fraction form
    9,522.70/13,149.39 = 5,987.05/x
  3. Step 3: Cross multiply
    9,522.70x = 13,149.39 × 5,987.05
  4. Step 4: Simplify right side
    9,522.70x = 78,726,055.40
  5. Step 5: Solve for x
    x = 78,726,055.40/9,522.70
  6. Step 6: Final answer
    x = 8,267.20

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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.