Home / 8,247.28-12,370.80-2,007.28

Finding the Fourth Proportional to 8,247.28, 12,370.80 and 2,007.28

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Solution

The fourth proportional to 8,247.28, 12,370.80 and 2,007.28 is: 3,010.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,247.28 : 12,370.80 = 2,007.28 : x
  2. Step 2: Convert to fraction form
    8,247.28/12,370.80 = 2,007.28/x
  3. Step 3: Cross multiply
    8,247.28x = 12,370.80 × 2,007.28
  4. Step 4: Simplify right side
    8,247.28x = 24,831,659.42
  5. Step 5: Solve for x
    x = 24,831,659.42/8,247.28
  6. Step 6: Final answer
    x = 3,010.89

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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.