Home / 3,331.60-4,997.40-1,023.12

Finding the Fourth Proportional to 3,331.60, 4,997.40 and 1,023.12

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Solution

The fourth proportional to 3,331.60, 4,997.40 and 1,023.12 is: 1,534.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,331.60 : 4,997.40 = 1,023.12 : x
  2. Step 2: Convert to fraction form
    3,331.60/4,997.40 = 1,023.12/x
  3. Step 3: Cross multiply
    3,331.60x = 4,997.40 × 1,023.12
  4. Step 4: Simplify right side
    3,331.60x = 5,112,939.89
  5. Step 5: Solve for x
    x = 5,112,939.89/3,331.60
  6. Step 6: Final answer
    x = 1,534.68

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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.