Home / 8,472.36-12,708.62-2,233.27

Finding the Fourth Proportional to 8,472.36, 12,708.62 and 2,233.27

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Solution

The fourth proportional to 8,472.36, 12,708.62 and 2,233.27 is: 3,349.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,472.36 : 12,708.62 = 2,233.27 : x
  2. Step 2: Convert to fraction form
    8,472.36/12,708.62 = 2,233.27/x
  3. Step 3: Cross multiply
    8,472.36x = 12,708.62 × 2,233.27
  4. Step 4: Simplify right side
    8,472.36x = 28,381,716.24
  5. Step 5: Solve for x
    x = 28,381,716.24/8,472.36
  6. Step 6: Final answer
    x = 3,349.92

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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.