Home / 8,472.06-12,707.01-2,232.56

Finding the Fourth Proportional to 8,472.06, 12,707.01 and 2,232.56

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Solution

The fourth proportional to 8,472.06, 12,707.01 and 2,232.56 is: 3,348.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,472.06 : 12,707.01 = 2,232.56 : x
  2. Step 2: Convert to fraction form
    8,472.06/12,707.01 = 2,232.56/x
  3. Step 3: Cross multiply
    8,472.06x = 12,707.01 × 2,232.56
  4. Step 4: Simplify right side
    8,472.06x = 28,369,087.55
  5. Step 5: Solve for x
    x = 28,369,087.55/8,472.06
  6. Step 6: Final answer
    x = 3,348.55

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1.5x scale

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.