Home / 3,722.18-5,583.27-1,125.11

Finding the Fourth Proportional to 3,722.18, 5,583.27 and 1,125.11

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Solution

The fourth proportional to 3,722.18, 5,583.27 and 1,125.11 is: 1,687.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,722.18 : 5,583.27 = 1,125.11 : x
  2. Step 2: Convert to fraction form
    3,722.18/5,583.27 = 1,125.11/x
  3. Step 3: Cross multiply
    3,722.18x = 5,583.27 × 1,125.11
  4. Step 4: Simplify right side
    3,722.18x = 6,281,764.99
  5. Step 5: Solve for x
    x = 6,281,764.99/3,722.18
  6. Step 6: Final answer
    x = 1,687.66

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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.