Home / 3,260.31-4,891.15-1,068.87

Finding the Fourth Proportional to 3,260.31, 4,891.15 and 1,068.87

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Solution

The fourth proportional to 3,260.31, 4,891.15 and 1,068.87 is: 1,603.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260.31 : 4,891.15 = 1,068.87 : x
  2. Step 2: Convert to fraction form
    3,260.31/4,891.15 = 1,068.87/x
  3. Step 3: Cross multiply
    3,260.31x = 4,891.15 × 1,068.87
  4. Step 4: Simplify right side
    3,260.31x = 5,228,003.50
  5. Step 5: Solve for x
    x = 5,228,003.50/3,260.31
  6. Step 6: Final answer
    x = 1,603.53

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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.