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Finding the Fourth Proportional to 7,260.98, 10,891.24 and 2,066.85

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Solution

The fourth proportional to 7,260.98, 10,891.24 and 2,066.85 is: 3,100.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,260.98 : 10,891.24 = 2,066.85 : x
  2. Step 2: Convert to fraction form
    7,260.98/10,891.24 = 2,066.85/x
  3. Step 3: Cross multiply
    7,260.98x = 10,891.24 × 2,066.85
  4. Step 4: Simplify right side
    7,260.98x = 22,510,554.23
  5. Step 5: Solve for x
    x = 22,510,554.23/7,260.98
  6. Step 6: Final answer
    x = 3,100.21

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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.