Home / 1,741.15-2,609.28-961.52

Finding the Fourth Proportional to 1,741.15, 2,609.28 and 961.52

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Solution

The fourth proportional to 1,741.15, 2,609.28 and 961.52 is: 1,440.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,741.15 : 2,609.28 = 961.52 : x
  2. Step 2: Convert to fraction form
    1,741.15/2,609.28 = 961.52/x
  3. Step 3: Cross multiply
    1,741.15x = 2,609.28 × 961.52
  4. Step 4: Simplify right side
    1,741.15x = 2,508,874.91
  5. Step 5: Solve for x
    x = 2,508,874.91/1,741.15
  6. Step 6: Final answer
    x = 1,440.93

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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.