Home / 8,712.17-12,022.82-4,733.19

Finding the Fourth Proportional to 8,712.17, 12,022.82 and 4,733.19

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Solution

The fourth proportional to 8,712.17, 12,022.82 and 4,733.19 is: 6,531.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,712.17 : 12,022.82 = 4,733.19 : x
  2. Step 2: Convert to fraction form
    8,712.17/12,022.82 = 4,733.19/x
  3. Step 3: Cross multiply
    8,712.17x = 12,022.82 × 4,733.19
  4. Step 4: Simplify right side
    8,712.17x = 56,906,267.73
  5. Step 5: Solve for x
    x = 56,906,267.73/8,712.17
  6. Step 6: Final answer
    x = 6,531.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.