Home / 3,258.17-4,887.25-1,309.92

Finding the Fourth Proportional to 3,258.17, 4,887.25 and 1,309.92

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Solution

The fourth proportional to 3,258.17, 4,887.25 and 1,309.92 is: 1,964.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258.17 : 4,887.25 = 1,309.92 : x
  2. Step 2: Convert to fraction form
    3,258.17/4,887.25 = 1,309.92/x
  3. Step 3: Cross multiply
    3,258.17x = 4,887.25 × 1,309.92
  4. Step 4: Simplify right side
    3,258.17x = 6,401,882.08
  5. Step 5: Solve for x
    x = 6,401,882.08/3,258.17
  6. Step 6: Final answer
    x = 1,964.87

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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.