Home / 5,452.49-7,527.24-3,215.09

Finding the Fourth Proportional to 5,452.49, 7,527.24 and 3,215.09

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Solution

The fourth proportional to 5,452.49, 7,527.24 and 3,215.09 is: 4,438.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,452.49 : 7,527.24 = 3,215.09 : x
  2. Step 2: Convert to fraction form
    5,452.49/7,527.24 = 3,215.09/x
  3. Step 3: Cross multiply
    5,452.49x = 7,527.24 × 3,215.09
  4. Step 4: Simplify right side
    5,452.49x = 24,200,772.87
  5. Step 5: Solve for x
    x = 24,200,772.87/5,452.49
  6. Step 6: Final answer
    x = 4,438.48

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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.