Home / 3,340.61-5,012.19-1,148.07

Finding the Fourth Proportional to 3,340.61, 5,012.19 and 1,148.07

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Solution

The fourth proportional to 3,340.61, 5,012.19 and 1,148.07 is: 1,722.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,340.61 : 5,012.19 = 1,148.07 : x
  2. Step 2: Convert to fraction form
    3,340.61/5,012.19 = 1,148.07/x
  3. Step 3: Cross multiply
    3,340.61x = 5,012.19 × 1,148.07
  4. Step 4: Simplify right side
    3,340.61x = 5,754,344.97
  5. Step 5: Solve for x
    x = 5,754,344.97/3,340.61
  6. Step 6: Final answer
    x = 1,722.55

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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.