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Finding the Fourth Proportional to 8,483.13, 12,725.84 and 2,934.97

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Solution

The fourth proportional to 8,483.13, 12,725.84 and 2,934.97 is: 4,402.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,483.13 : 12,725.84 = 2,934.97 : x
  2. Step 2: Convert to fraction form
    8,483.13/12,725.84 = 2,934.97/x
  3. Step 3: Cross multiply
    8,483.13x = 12,725.84 × 2,934.97
  4. Step 4: Simplify right side
    8,483.13x = 37,349,958.62
  5. Step 5: Solve for x
    x = 37,349,958.62/8,483.13
  6. Step 6: Final answer
    x = 4,402.85

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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.