Home / 6,243.96-8,616.60-3,591.24

Finding the Fourth Proportional to 6,243.96, 8,616.60 and 3,591.24

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Solution

The fourth proportional to 6,243.96, 8,616.60 and 3,591.24 is: 4,955.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,243.96 : 8,616.60 = 3,591.24 : x
  2. Step 2: Convert to fraction form
    6,243.96/8,616.60 = 3,591.24/x
  3. Step 3: Cross multiply
    6,243.96x = 8,616.60 × 3,591.24
  4. Step 4: Simplify right side
    6,243.96x = 30,944,278.58
  5. Step 5: Solve for x
    x = 30,944,278.58/6,243.96
  6. Step 6: Final answer
    x = 4,955.87

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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.