Home / 1,327.96-1,832.70-1,132.12

Finding the Fourth Proportional to 1,327.96, 1,832.70 and 1,132.12

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Solution

The fourth proportional to 1,327.96, 1,832.70 and 1,132.12 is: 1,562.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327.96 : 1,832.70 = 1,132.12 : x
  2. Step 2: Convert to fraction form
    1,327.96/1,832.70 = 1,132.12/x
  3. Step 3: Cross multiply
    1,327.96x = 1,832.70 × 1,132.12
  4. Step 4: Simplify right side
    1,327.96x = 2,074,836.32
  5. Step 5: Solve for x
    x = 2,074,836.32/1,327.96
  6. Step 6: Final answer
    x = 1,562.42

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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.