Home / 2,352.11-3,247.13-1,721.93

Finding the Fourth Proportional to 2,352.11, 3,247.13 and 1,721.93

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Solution

The fourth proportional to 2,352.11, 3,247.13 and 1,721.93 is: 2,377.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,352.11 : 3,247.13 = 1,721.93 : x
  2. Step 2: Convert to fraction form
    2,352.11/3,247.13 = 1,721.93/x
  3. Step 3: Cross multiply
    2,352.11x = 3,247.13 × 1,721.93
  4. Step 4: Simplify right side
    2,352.11x = 5,591,330.56
  5. Step 5: Solve for x
    x = 5,591,330.56/2,352.11
  6. Step 6: Final answer
    x = 2,377.16

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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.