Home / 8,315.43-12,475.20-2,472.04

Finding the Fourth Proportional to 8,315.43, 12,475.20 and 2,472.04

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Solution

The fourth proportional to 8,315.43, 12,475.20 and 2,472.04 is: 3,708.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,315.43 : 12,475.20 = 2,472.04 : x
  2. Step 2: Convert to fraction form
    8,315.43/12,475.20 = 2,472.04/x
  3. Step 3: Cross multiply
    8,315.43x = 12,475.20 × 2,472.04
  4. Step 4: Simplify right side
    8,315.43x = 30,839,193.41
  5. Step 5: Solve for x
    x = 30,839,193.41/8,315.43
  6. Step 6: Final answer
    x = 3,708.67

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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.