Home / 3,298.83-4,951.43-2,689.91

Finding the Fourth Proportional to 3,298.83, 4,951.43 and 2,689.91

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Solution

The fourth proportional to 3,298.83, 4,951.43 and 2,689.91 is: 4,037.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,298.83 : 4,951.43 = 2,689.91 : x
  2. Step 2: Convert to fraction form
    3,298.83/4,951.43 = 2,689.91/x
  3. Step 3: Cross multiply
    3,298.83x = 4,951.43 × 2,689.91
  4. Step 4: Simplify right side
    3,298.83x = 13,318,891.52
  5. Step 5: Solve for x
    x = 13,318,891.52/3,298.83
  6. Step 6: Final answer
    x = 4,037.46

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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.