Home / 4,079.46-6,118.92-1,157.52

Finding the Fourth Proportional to 4,079.46, 6,118.92 and 1,157.52

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Solution

The fourth proportional to 4,079.46, 6,118.92 and 1,157.52 is: 1,736.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079.46 : 6,118.92 = 1,157.52 : x
  2. Step 2: Convert to fraction form
    4,079.46/6,118.92 = 1,157.52/x
  3. Step 3: Cross multiply
    4,079.46x = 6,118.92 × 1,157.52
  4. Step 4: Simplify right side
    4,079.46x = 7,082,772.28
  5. Step 5: Solve for x
    x = 7,082,772.28/4,079.46
  6. Step 6: Final answer
    x = 1,736.20

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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.