Home / 5,634.20-8,456.48-2,862.80

Finding the Fourth Proportional to 5,634.20, 8,456.48 and 2,862.80

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Solution

The fourth proportional to 5,634.20, 8,456.48 and 2,862.80 is: 4,296.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,634.20 : 8,456.48 = 2,862.80 : x
  2. Step 2: Convert to fraction form
    5,634.20/8,456.48 = 2,862.80/x
  3. Step 3: Cross multiply
    5,634.20x = 8,456.48 × 2,862.80
  4. Step 4: Simplify right side
    5,634.20x = 24,209,210.94
  5. Step 5: Solve for x
    x = 24,209,210.94/5,634.20
  6. Step 6: Final answer
    x = 4,296.83

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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.