Home / 7,240.68-10,861.29-2,046.69

Finding the Fourth Proportional to 7,240.68, 10,861.29 and 2,046.69

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Solution

The fourth proportional to 7,240.68, 10,861.29 and 2,046.69 is: 3,070.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,240.68 : 10,861.29 = 2,046.69 : x
  2. Step 2: Convert to fraction form
    7,240.68/10,861.29 = 2,046.69/x
  3. Step 3: Cross multiply
    7,240.68x = 10,861.29 × 2,046.69
  4. Step 4: Simplify right side
    7,240.68x = 22,229,693.63
  5. Step 5: Solve for x
    x = 22,229,693.63/7,240.68
  6. Step 6: Final answer
    x = 3,070.11

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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.