Home / 5,713.60-8,566.70-2,425.80

Finding the Fourth Proportional to 5,713.60, 8,566.70 and 2,425.80

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Solution

The fourth proportional to 5,713.60, 8,566.70 and 2,425.80 is: 3,637.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,713.60 : 8,566.70 = 2,425.80 : x
  2. Step 2: Convert to fraction form
    5,713.60/8,566.70 = 2,425.80/x
  3. Step 3: Cross multiply
    5,713.60x = 8,566.70 × 2,425.80
  4. Step 4: Simplify right side
    5,713.60x = 20,781,100.86
  5. Step 5: Solve for x
    x = 20,781,100.86/5,713.60
  6. Step 6: Final answer
    x = 3,637.13

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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.