Home / 4,091.44-5,645.57-2,298.57

Finding the Fourth Proportional to 4,091.44, 5,645.57 and 2,298.57

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Solution

The fourth proportional to 4,091.44, 5,645.57 and 2,298.57 is: 3,171.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,091.44 : 5,645.57 = 2,298.57 : x
  2. Step 2: Convert to fraction form
    4,091.44/5,645.57 = 2,298.57/x
  3. Step 3: Cross multiply
    4,091.44x = 5,645.57 × 2,298.57
  4. Step 4: Simplify right side
    4,091.44x = 12,976,737.83
  5. Step 5: Solve for x
    x = 12,976,737.83/4,091.44
  6. Step 6: Final answer
    x = 3,171.68

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1.5x scale

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.