Home / 1,462.32-2,193.60-731.88

Finding the Fourth Proportional to 1,462.32, 2,193.60 and 731.88

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Solution

The fourth proportional to 1,462.32, 2,193.60 and 731.88 is: 1,097.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,462.32 : 2,193.60 = 731.88 : x
  2. Step 2: Convert to fraction form
    1,462.32/2,193.60 = 731.88/x
  3. Step 3: Cross multiply
    1,462.32x = 2,193.60 × 731.88
  4. Step 4: Simplify right side
    1,462.32x = 1,605,451.97
  5. Step 5: Solve for x
    x = 1,605,451.97/1,462.32
  6. Step 6: Final answer
    x = 1,097.88

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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.