Home / 5,452.85-7,527.63-3,775.55

Finding the Fourth Proportional to 5,452.85, 7,527.63 and 3,775.55

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Solution

The fourth proportional to 5,452.85, 7,527.63 and 3,775.55 is: 5,212.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,452.85 : 7,527.63 = 3,775.55 : x
  2. Step 2: Convert to fraction form
    5,452.85/7,527.63 = 3,775.55/x
  3. Step 3: Cross multiply
    5,452.85x = 7,527.63 × 3,775.55
  4. Step 4: Simplify right side
    5,452.85x = 28,420,919.97
  5. Step 5: Solve for x
    x = 28,420,919.97/5,452.85
  6. Step 6: Final answer
    x = 5,212.12

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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.