Home / 6,416.28-9,622.50-2,255.49

Finding the Fourth Proportional to 6,416.28, 9,622.50 and 2,255.49

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Solution

The fourth proportional to 6,416.28, 9,622.50 and 2,255.49 is: 3,382.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,416.28 : 9,622.50 = 2,255.49 : x
  2. Step 2: Convert to fraction form
    6,416.28/9,622.50 = 2,255.49/x
  3. Step 3: Cross multiply
    6,416.28x = 9,622.50 × 2,255.49
  4. Step 4: Simplify right side
    6,416.28x = 21,703,452.53
  5. Step 5: Solve for x
    x = 21,703,452.53/6,416.28
  6. Step 6: Final answer
    x = 3,382.56

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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.