Home / 1,454.12-2,182.42-633.06

Finding the Fourth Proportional to 1,454.12, 2,182.42 and 633.06

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Solution

The fourth proportional to 1,454.12, 2,182.42 and 633.06 is: 950.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454.12 : 2,182.42 = 633.06 : x
  2. Step 2: Convert to fraction form
    1,454.12/2,182.42 = 633.06/x
  3. Step 3: Cross multiply
    1,454.12x = 2,182.42 × 633.06
  4. Step 4: Simplify right side
    1,454.12x = 1,381,602.81
  5. Step 5: Solve for x
    x = 1,381,602.81/1,454.12
  6. Step 6: Final answer
    x = 950.13

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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.