Home / 7,026.49-9,696.95-3,882.61

Finding the Fourth Proportional to 7,026.49, 9,696.95 and 3,882.61

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Solution

The fourth proportional to 7,026.49, 9,696.95 and 3,882.61 is: 5,358.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,026.49 : 9,696.95 = 3,882.61 : x
  2. Step 2: Convert to fraction form
    7,026.49/9,696.95 = 3,882.61/x
  3. Step 3: Cross multiply
    7,026.49x = 9,696.95 × 3,882.61
  4. Step 4: Simplify right side
    7,026.49x = 37,649,475.04
  5. Step 5: Solve for x
    x = 37,649,475.04/7,026.49
  6. Step 6: Final answer
    x = 5,358.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.