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Finding the Fourth Proportional to 6,260.97, 9,391.46 and 1,878.43

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Solution

The fourth proportional to 6,260.97, 9,391.46 and 1,878.43 is: 2,817.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,260.97 : 9,391.46 = 1,878.43 : x
  2. Step 2: Convert to fraction form
    6,260.97/9,391.46 = 1,878.43/x
  3. Step 3: Cross multiply
    6,260.97x = 9,391.46 × 1,878.43
  4. Step 4: Simplify right side
    6,260.97x = 17,641,200.21
  5. Step 5: Solve for x
    x = 17,641,200.21/6,260.97
  6. Step 6: Final answer
    x = 2,817.65

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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.