Home / 5,617.62-8,423.97-2,984.55

Finding the Fourth Proportional to 5,617.62, 8,423.97 and 2,984.55

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Solution

The fourth proportional to 5,617.62, 8,423.97 and 2,984.55 is: 4,475.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,617.62 : 8,423.97 = 2,984.55 : x
  2. Step 2: Convert to fraction form
    5,617.62/8,423.97 = 2,984.55/x
  3. Step 3: Cross multiply
    5,617.62x = 8,423.97 × 2,984.55
  4. Step 4: Simplify right side
    5,617.62x = 25,141,759.66
  5. Step 5: Solve for x
    x = 25,141,759.66/5,617.62
  6. Step 6: Final answer
    x = 4,475.52

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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.