Home / 8,942.74-12,341.18-4,963.79

Finding the Fourth Proportional to 8,942.74, 12,341.18 and 4,963.79

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Solution

The fourth proportional to 8,942.74, 12,341.18 and 4,963.79 is: 6,850.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,942.74 : 12,341.18 = 4,963.79 : x
  2. Step 2: Convert to fraction form
    8,942.74/12,341.18 = 4,963.79/x
  3. Step 3: Cross multiply
    8,942.74x = 12,341.18 × 4,963.79
  4. Step 4: Simplify right side
    8,942.74x = 61,259,025.87
  5. Step 5: Solve for x
    x = 61,259,025.87/8,942.74
  6. Step 6: Final answer
    x = 6,850.14

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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.