Home / 6,112.10-9,168.15-4,232.90

Finding the Fourth Proportional to 6,112.10, 9,168.15 and 4,232.90

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Solution

The fourth proportional to 6,112.10, 9,168.15 and 4,232.90 is: 6,349.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,112.10 : 9,168.15 = 4,232.90 : x
  2. Step 2: Convert to fraction form
    6,112.10/9,168.15 = 4,232.90/x
  3. Step 3: Cross multiply
    6,112.10x = 9,168.15 × 4,232.90
  4. Step 4: Simplify right side
    6,112.10x = 38,807,862.14
  5. Step 5: Solve for x
    x = 38,807,862.14/6,112.10
  6. Step 6: Final answer
    x = 6,349.35

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Half 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.