Home / 1,743.12-2,609.64-1,589.04

Finding the Fourth Proportional to 1,743.12, 2,609.64 and 1,589.04

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Solution

The fourth proportional to 1,743.12, 2,609.64 and 1,589.04 is: 2,378.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,743.12 : 2,609.64 = 1,589.04 : x
  2. Step 2: Convert to fraction form
    1,743.12/2,609.64 = 1,589.04/x
  3. Step 3: Cross multiply
    1,743.12x = 2,609.64 × 1,589.04
  4. Step 4: Simplify right side
    1,743.12x = 4,146,822.35
  5. Step 5: Solve for x
    x = 4,146,822.35/1,743.12
  6. Step 6: Final answer
    x = 2,378.97

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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.