Home / 5,401.25-7,455.11-3,517.53

Finding the Fourth Proportional to 5,401.25, 7,455.11 and 3,517.53

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Solution

The fourth proportional to 5,401.25, 7,455.11 and 3,517.53 is: 4,855.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,401.25 : 7,455.11 = 3,517.53 : x
  2. Step 2: Convert to fraction form
    5,401.25/7,455.11 = 3,517.53/x
  3. Step 3: Cross multiply
    5,401.25x = 7,455.11 × 3,517.53
  4. Step 4: Simplify right side
    5,401.25x = 26,223,555.49
  5. Step 5: Solve for x
    x = 26,223,555.49/5,401.25
  6. Step 6: Final answer
    x = 4,855.09

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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.