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Finding the Fourth Proportional to 6,165.74, 9,240.92 and 2,651.63

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Solution

The fourth proportional to 6,165.74, 9,240.92 and 2,651.63 is: 3,974.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,165.74 : 9,240.92 = 2,651.63 : x
  2. Step 2: Convert to fraction form
    6,165.74/9,240.92 = 2,651.63/x
  3. Step 3: Cross multiply
    6,165.74x = 9,240.92 × 2,651.63
  4. Step 4: Simplify right side
    6,165.74x = 24,503,451.18
  5. Step 5: Solve for x
    x = 24,503,451.18/6,165.74
  6. Step 6: Final answer
    x = 3,974.13

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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.