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Finding the Fourth Proportional to 6,641.97, 9,960.51 and 2,893.29

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Solution

The fourth proportional to 6,641.97, 9,960.51 and 2,893.29 is: 4,338.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,641.97 : 9,960.51 = 2,893.29 : x
  2. Step 2: Convert to fraction form
    6,641.97/9,960.51 = 2,893.29/x
  3. Step 3: Cross multiply
    6,641.97x = 9,960.51 × 2,893.29
  4. Step 4: Simplify right side
    6,641.97x = 28,818,643.98
  5. Step 5: Solve for x
    x = 28,818,643.98/6,641.97
  6. Step 6: Final answer
    x = 4,338.87

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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.