Home / 5,543.16-7,649.60-3,025.28

Finding the Fourth Proportional to 5,543.16, 7,649.60 and 3,025.28

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Solution

The fourth proportional to 5,543.16, 7,649.60 and 3,025.28 is: 4,174.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,543.16 : 7,649.60 = 3,025.28 : x
  2. Step 2: Convert to fraction form
    5,543.16/7,649.60 = 3,025.28/x
  3. Step 3: Cross multiply
    5,543.16x = 7,649.60 × 3,025.28
  4. Step 4: Simplify right side
    5,543.16x = 23,142,181.89
  5. Step 5: Solve for x
    x = 23,142,181.89/5,543.16
  6. Step 6: Final answer
    x = 4,174.91

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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.