Home / 8,587.52-12,881.28-5,995.52

Finding the Fourth Proportional to 8,587.52, 12,881.28 and 5,995.52

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Solution

The fourth proportional to 8,587.52, 12,881.28 and 5,995.52 is: 8,993.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,587.52 : 12,881.28 = 5,995.52 : x
  2. Step 2: Convert to fraction form
    8,587.52/12,881.28 = 5,995.52/x
  3. Step 3: Cross multiply
    8,587.52x = 12,881.28 × 5,995.52
  4. Step 4: Simplify right side
    8,587.52x = 77,229,971.87
  5. Step 5: Solve for x
    x = 77,229,971.87/8,587.52
  6. Step 6: Final answer
    x = 8,993.28

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.