Home / 5,522.16-8,286.48-3,960.48

Finding the Fourth Proportional to 5,522.16, 8,286.48 and 3,960.48

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Solution

The fourth proportional to 5,522.16, 8,286.48 and 3,960.48 is: 5,943.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,522.16 : 8,286.48 = 3,960.48 : x
  2. Step 2: Convert to fraction form
    5,522.16/8,286.48 = 3,960.48/x
  3. Step 3: Cross multiply
    5,522.16x = 8,286.48 × 3,960.48
  4. Step 4: Simplify right side
    5,522.16x = 32,818,438.31
  5. Step 5: Solve for x
    x = 32,818,438.31/5,522.16
  6. Step 6: Final answer
    x = 5,943.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.