Home / 8,942.61-12,340.56-4,963.62

Finding the Fourth Proportional to 8,942.61, 12,340.56 and 4,963.62

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Solution

The fourth proportional to 8,942.61, 12,340.56 and 4,963.62 is: 6,849.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,942.61 : 12,340.56 = 4,963.62 : x
  2. Step 2: Convert to fraction form
    8,942.61/12,340.56 = 4,963.62/x
  3. Step 3: Cross multiply
    8,942.61x = 12,340.56 × 4,963.62
  4. Step 4: Simplify right side
    8,942.61x = 61,253,850.43
  5. Step 5: Solve for x
    x = 61,253,850.43/8,942.61
  6. Step 6: Final answer
    x = 6,849.66

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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.