Home / 3,097.82-4,641.32-2,581.12

Finding the Fourth Proportional to 3,097.82, 4,641.32 and 2,581.12

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Solution

The fourth proportional to 3,097.82, 4,641.32 and 2,581.12 is: 3,867.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,097.82 : 4,641.32 = 2,581.12 : x
  2. Step 2: Convert to fraction form
    3,097.82/4,641.32 = 2,581.12/x
  3. Step 3: Cross multiply
    3,097.82x = 4,641.32 × 2,581.12
  4. Step 4: Simplify right side
    3,097.82x = 11,979,803.88
  5. Step 5: Solve for x
    x = 11,979,803.88/3,097.82
  6. Step 6: Final answer
    x = 3,867.17

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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.