Home / 9,136.38-12,595.02-5,987.10

Finding the Fourth Proportional to 9,136.38, 12,595.02 and 5,987.10

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Solution

The fourth proportional to 9,136.38, 12,595.02 and 5,987.10 is: 8,253.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,136.38 : 12,595.02 = 5,987.10 : x
  2. Step 2: Convert to fraction form
    9,136.38/12,595.02 = 5,987.10/x
  3. Step 3: Cross multiply
    9,136.38x = 12,595.02 × 5,987.10
  4. Step 4: Simplify right side
    9,136.38x = 75,407,644.24
  5. Step 5: Solve for x
    x = 75,407,644.24/9,136.38
  6. Step 6: Final answer
    x = 8,253.56

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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.