Home / 8,207.17-12,310.79-2,941.97

Finding the Fourth Proportional to 8,207.17, 12,310.79 and 2,941.97

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Solution

The fourth proportional to 8,207.17, 12,310.79 and 2,941.97 is: 4,412.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,207.17 : 12,310.79 = 2,941.97 : x
  2. Step 2: Convert to fraction form
    8,207.17/12,310.79 = 2,941.97/x
  3. Step 3: Cross multiply
    8,207.17x = 12,310.79 × 2,941.97
  4. Step 4: Simplify right side
    8,207.17x = 36,217,967.84
  5. Step 5: Solve for x
    x = 36,217,967.84/8,207.17
  6. Step 6: Final answer
    x = 4,412.97

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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.