Home / 3,722.38-5,584.44-1,257.14

Finding the Fourth Proportional to 3,722.38, 5,584.44 and 1,257.14

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Solution

The fourth proportional to 3,722.38, 5,584.44 and 1,257.14 is: 1,886.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,722.38 : 5,584.44 = 1,257.14 : x
  2. Step 2: Convert to fraction form
    3,722.38/5,584.44 = 1,257.14/x
  3. Step 3: Cross multiply
    3,722.38x = 5,584.44 × 1,257.14
  4. Step 4: Simplify right side
    3,722.38x = 7,020,422.90
  5. Step 5: Solve for x
    x = 7,020,422.90/3,722.38
  6. Step 6: Final answer
    x = 1,886.00

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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.