Home / 2,175.23-3,260.59-1,654.16

Finding the Fourth Proportional to 2,175.23, 3,260.59 and 1,654.16

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Solution

The fourth proportional to 2,175.23, 3,260.59 and 1,654.16 is: 2,479.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175.23 : 3,260.59 = 1,654.16 : x
  2. Step 2: Convert to fraction form
    2,175.23/3,260.59 = 1,654.16/x
  3. Step 3: Cross multiply
    2,175.23x = 3,260.59 × 1,654.16
  4. Step 4: Simplify right side
    2,175.23x = 5,393,517.12
  5. Step 5: Solve for x
    x = 5,393,517.12/2,175.23
  6. Step 6: Final answer
    x = 2,479.51

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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.