Home / 3,587.28-4,950.43-1,993.92

Finding the Fourth Proportional to 3,587.28, 4,950.43 and 1,993.92

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Solution

The fourth proportional to 3,587.28, 4,950.43 and 1,993.92 is: 2,751.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587.28 : 4,950.43 = 1,993.92 : x
  2. Step 2: Convert to fraction form
    3,587.28/4,950.43 = 1,993.92/x
  3. Step 3: Cross multiply
    3,587.28x = 4,950.43 × 1,993.92
  4. Step 4: Simplify right side
    3,587.28x = 9,870,726.66
  5. Step 5: Solve for x
    x = 9,870,726.66/3,587.28
  6. Step 6: Final answer
    x = 2,751.59

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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.