Home / 3,722.14-5,584.20-1,125.16

Finding the Fourth Proportional to 3,722.14, 5,584.20 and 1,125.16

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Solution

The fourth proportional to 3,722.14, 5,584.20 and 1,125.16 is: 1,688.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,722.14 : 5,584.20 = 1,125.16 : x
  2. Step 2: Convert to fraction form
    3,722.14/5,584.20 = 1,125.16/x
  3. Step 3: Cross multiply
    3,722.14x = 5,584.20 × 1,125.16
  4. Step 4: Simplify right side
    3,722.14x = 6,283,118.47
  5. Step 5: Solve for x
    x = 6,283,118.47/3,722.14
  6. Step 6: Final answer
    x = 1,688.04

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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.