Home / 11,131.04-16,697.28-3,735.20

Finding the Fourth Proportional to 11,131.04, 16,697.28 and 3,735.20

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Solution

The fourth proportional to 11,131.04, 16,697.28 and 3,735.20 is: 5,603.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,131.04 : 16,697.28 = 3,735.20 : x
  2. Step 2: Convert to fraction form
    11,131.04/16,697.28 = 3,735.20/x
  3. Step 3: Cross multiply
    11,131.04x = 16,697.28 × 3,735.20
  4. Step 4: Simplify right side
    11,131.04x = 62,367,680.26
  5. Step 5: Solve for x
    x = 62,367,680.26/11,131.04
  6. Step 6: Final answer
    x = 5,603.04

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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.