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Finding the Fourth Proportional to 9,260.92, 13,891.82 and 3,020.92

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Solution

The fourth proportional to 9,260.92, 13,891.82 and 3,020.92 is: 4,531.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,260.92 : 13,891.82 = 3,020.92 : x
  2. Step 2: Convert to fraction form
    9,260.92/13,891.82 = 3,020.92/x
  3. Step 3: Cross multiply
    9,260.92x = 13,891.82 × 3,020.92
  4. Step 4: Simplify right side
    9,260.92x = 41,966,027.04
  5. Step 5: Solve for x
    x = 41,966,027.04/9,260.92
  6. Step 6: Final answer
    x = 4,531.52

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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.