Home / 5,760.85-8,645.89-2,642.33

Finding the Fourth Proportional to 5,760.85, 8,645.89 and 2,642.33

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Solution

The fourth proportional to 5,760.85, 8,645.89 and 2,642.33 is: 3,965.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,760.85 : 8,645.89 = 2,642.33 : x
  2. Step 2: Convert to fraction form
    5,760.85/8,645.89 = 2,642.33/x
  3. Step 3: Cross multiply
    5,760.85x = 8,645.89 × 2,642.33
  4. Step 4: Simplify right side
    5,760.85x = 22,845,293.63
  5. Step 5: Solve for x
    x = 22,845,293.63/5,760.85
  6. Step 6: Final answer
    x = 3,965.61

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1.5x scale

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.