Home / 3,266.64-4,508.19-1,869.39

Finding the Fourth Proportional to 3,266.64, 4,508.19 and 1,869.39

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Solution

The fourth proportional to 3,266.64, 4,508.19 and 1,869.39 is: 2,579.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,266.64 : 4,508.19 = 1,869.39 : x
  2. Step 2: Convert to fraction form
    3,266.64/4,508.19 = 1,869.39/x
  3. Step 3: Cross multiply
    3,266.64x = 4,508.19 × 1,869.39
  4. Step 4: Simplify right side
    3,266.64x = 8,427,565.30
  5. Step 5: Solve for x
    x = 8,427,565.30/3,266.64
  6. Step 6: Final answer
    x = 2,579.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.