Home / 6,171.12-9,260.64-2,275.56

Finding the Fourth Proportional to 6,171.12, 9,260.64 and 2,275.56

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Solution

The fourth proportional to 6,171.12, 9,260.64 and 2,275.56 is: 3,414.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,171.12 : 9,260.64 = 2,275.56 : x
  2. Step 2: Convert to fraction form
    6,171.12/9,260.64 = 2,275.56/x
  3. Step 3: Cross multiply
    6,171.12x = 9,260.64 × 2,275.56
  4. Step 4: Simplify right side
    6,171.12x = 21,073,141.96
  5. Step 5: Solve for x
    x = 21,073,141.96/6,171.12
  6. Step 6: Final answer
    x = 3,414.80

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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.