Home / 8,566.70-12,851.40-2,723.90

Finding the Fourth Proportional to 8,566.70, 12,851.40 and 2,723.90

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Solution

The fourth proportional to 8,566.70, 12,851.40 and 2,723.90 is: 4,086.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,566.70 : 12,851.40 = 2,723.90 : x
  2. Step 2: Convert to fraction form
    8,566.70/12,851.40 = 2,723.90/x
  3. Step 3: Cross multiply
    8,566.70x = 12,851.40 × 2,723.90
  4. Step 4: Simplify right side
    8,566.70x = 35,005,928.46
  5. Step 5: Solve for x
    x = 35,005,928.46/8,566.70
  6. Step 6: Final answer
    x = 4,086.28

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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.