Home / 5,407.50-8,057.49-4,817.97

Finding the Fourth Proportional to 5,407.50, 8,057.49 and 4,817.97

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Solution

The fourth proportional to 5,407.50, 8,057.49 and 4,817.97 is: 7,179.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,407.50 : 8,057.49 = 4,817.97 : x
  2. Step 2: Convert to fraction form
    5,407.50/8,057.49 = 4,817.97/x
  3. Step 3: Cross multiply
    5,407.50x = 8,057.49 × 4,817.97
  4. Step 4: Simplify right side
    5,407.50x = 38,820,745.10
  5. Step 5: Solve for x
    x = 38,820,745.10/5,407.50
  6. Step 6: Final answer
    x = 7,179.06

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.