Home / 1,624.34-2,242.49-1,027.62

Finding the Fourth Proportional to 1,624.34, 2,242.49 and 1,027.62

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Solution

The fourth proportional to 1,624.34, 2,242.49 and 1,027.62 is: 1,418.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,624.34 : 2,242.49 = 1,027.62 : x
  2. Step 2: Convert to fraction form
    1,624.34/2,242.49 = 1,027.62/x
  3. Step 3: Cross multiply
    1,624.34x = 2,242.49 × 1,027.62
  4. Step 4: Simplify right side
    1,624.34x = 2,304,422.44
  5. Step 5: Solve for x
    x = 2,304,422.44/1,624.34
  6. Step 6: Final answer
    x = 1,418.69

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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.