Home / 5,563.24-7,680.90-4,517.80

Finding the Fourth Proportional to 5,563.24, 7,680.90 and 4,517.80

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Solution

The fourth proportional to 5,563.24, 7,680.90 and 4,517.80 is: 6,237.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,563.24 : 7,680.90 = 4,517.80 : x
  2. Step 2: Convert to fraction form
    5,563.24/7,680.90 = 4,517.80/x
  3. Step 3: Cross multiply
    5,563.24x = 7,680.90 × 4,517.80
  4. Step 4: Simplify right side
    5,563.24x = 34,700,770.02
  5. Step 5: Solve for x
    x = 34,700,770.02/5,563.24
  6. Step 6: Final answer
    x = 6,237.51

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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.