Home / 3,950.75-5,452.11-2,555.93

Finding the Fourth Proportional to 3,950.75, 5,452.11 and 2,555.93

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Solution

The fourth proportional to 3,950.75, 5,452.11 and 2,555.93 is: 3,527.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,950.75 : 5,452.11 = 2,555.93 : x
  2. Step 2: Convert to fraction form
    3,950.75/5,452.11 = 2,555.93/x
  3. Step 3: Cross multiply
    3,950.75x = 5,452.11 × 2,555.93
  4. Step 4: Simplify right side
    3,950.75x = 13,935,211.51
  5. Step 5: Solve for x
    x = 13,935,211.51/3,950.75
  6. Step 6: Final answer
    x = 3,527.23

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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.