Home / 5,605.89-8,400.27-2,824.80

Finding the Fourth Proportional to 5,605.89, 8,400.27 and 2,824.80

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Solution

The fourth proportional to 5,605.89, 8,400.27 and 2,824.80 is: 4,232.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,605.89 : 8,400.27 = 2,824.80 : x
  2. Step 2: Convert to fraction form
    5,605.89/8,400.27 = 2,824.80/x
  3. Step 3: Cross multiply
    5,605.89x = 8,400.27 × 2,824.80
  4. Step 4: Simplify right side
    5,605.89x = 23,729,082.70
  5. Step 5: Solve for x
    x = 23,729,082.70/5,605.89
  6. Step 6: Final answer
    x = 4,232.88

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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.