Home / 5,543.04-7,649.28-3,949.44

Finding the Fourth Proportional to 5,543.04, 7,649.28 and 3,949.44

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Solution

The fourth proportional to 5,543.04, 7,649.28 and 3,949.44 is: 5,450.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,543.04 : 7,649.28 = 3,949.44 : x
  2. Step 2: Convert to fraction form
    5,543.04/7,649.28 = 3,949.44/x
  3. Step 3: Cross multiply
    5,543.04x = 7,649.28 × 3,949.44
  4. Step 4: Simplify right side
    5,543.04x = 30,210,372.40
  5. Step 5: Solve for x
    x = 30,210,372.40/5,543.04
  6. Step 6: Final answer
    x = 5,450.15

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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.