Home / 3,264.40-4,890.66-2,914.48

Finding the Fourth Proportional to 3,264.40, 4,890.66 and 2,914.48

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Solution

The fourth proportional to 3,264.40, 4,890.66 and 2,914.48 is: 4,366.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,264.40 : 4,890.66 = 2,914.48 : x
  2. Step 2: Convert to fraction form
    3,264.40/4,890.66 = 2,914.48/x
  3. Step 3: Cross multiply
    3,264.40x = 4,890.66 × 2,914.48
  4. Step 4: Simplify right side
    3,264.40x = 14,253,730.76
  5. Step 5: Solve for x
    x = 14,253,730.76/3,264.40
  6. Step 6: Final answer
    x = 4,366.42

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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.