Home / 1,327.73-1,832.58-974.16

Finding the Fourth Proportional to 1,327.73, 1,832.58 and 974.16

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Solution

The fourth proportional to 1,327.73, 1,832.58 and 974.16 is: 1,344.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327.73 : 1,832.58 = 974.16 : x
  2. Step 2: Convert to fraction form
    1,327.73/1,832.58 = 974.16/x
  3. Step 3: Cross multiply
    1,327.73x = 1,832.58 × 974.16
  4. Step 4: Simplify right side
    1,327.73x = 1,785,226.13
  5. Step 5: Solve for x
    x = 1,785,226.13/1,327.73
  6. Step 6: Final answer
    x = 1,344.58

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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.