Home / 8,332.04-12,488.88-3,942.92

Finding the Fourth Proportional to 8,332.04, 12,488.88 and 3,942.92

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Solution

The fourth proportional to 8,332.04, 12,488.88 and 3,942.92 is: 5,910.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,332.04 : 12,488.88 = 3,942.92 : x
  2. Step 2: Convert to fraction form
    8,332.04/12,488.88 = 3,942.92/x
  3. Step 3: Cross multiply
    8,332.04x = 12,488.88 × 3,942.92
  4. Step 4: Simplify right side
    8,332.04x = 49,242,654.73
  5. Step 5: Solve for x
    x = 49,242,654.73/8,332.04
  6. Step 6: Final answer
    x = 5,910.04

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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.