Home / 3,587.24-4,950.31-1,993.88

Finding the Fourth Proportional to 3,587.24, 4,950.31 and 1,993.88

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Solution

The fourth proportional to 3,587.24, 4,950.31 and 1,993.88 is: 2,751.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587.24 : 4,950.31 = 1,993.88 : x
  2. Step 2: Convert to fraction form
    3,587.24/4,950.31 = 1,993.88/x
  3. Step 3: Cross multiply
    3,587.24x = 4,950.31 × 1,993.88
  4. Step 4: Simplify right side
    3,587.24x = 9,870,324.10
  5. Step 5: Solve for x
    x = 9,870,324.10/3,587.24
  6. Step 6: Final answer
    x = 2,751.51

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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.