Home / 6,145.20-9,217.80-4,504.95

Finding the Fourth Proportional to 6,145.20, 9,217.80 and 4,504.95

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Solution

The fourth proportional to 6,145.20, 9,217.80 and 4,504.95 is: 6,757.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,145.20 : 9,217.80 = 4,504.95 : x
  2. Step 2: Convert to fraction form
    6,145.20/9,217.80 = 4,504.95/x
  3. Step 3: Cross multiply
    6,145.20x = 9,217.80 × 4,504.95
  4. Step 4: Simplify right side
    6,145.20x = 41,525,728.11
  5. Step 5: Solve for x
    x = 41,525,728.11/6,145.20
  6. Step 6: Final answer
    x = 6,757.43

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Similar ratio
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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.