Home / 3,132.23-4,322.49-1,696.61

Finding the Fourth Proportional to 3,132.23, 4,322.49 and 1,696.61

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Solution

The fourth proportional to 3,132.23, 4,322.49 and 1,696.61 is: 2,341.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132.23 : 4,322.49 = 1,696.61 : x
  2. Step 2: Convert to fraction form
    3,132.23/4,322.49 = 1,696.61/x
  3. Step 3: Cross multiply
    3,132.23x = 4,322.49 × 1,696.61
  4. Step 4: Simplify right side
    3,132.23x = 7,333,590.57
  5. Step 5: Solve for x
    x = 7,333,590.57/3,132.23
  6. Step 6: Final answer
    x = 2,341.33

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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.