Home / 2,148.22-3,226.65-1,877.14

Finding the Fourth Proportional to 2,148.22, 3,226.65 and 1,877.14

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Solution

The fourth proportional to 2,148.22, 3,226.65 and 1,877.14 is: 2,819.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148.22 : 3,226.65 = 1,877.14 : x
  2. Step 2: Convert to fraction form
    2,148.22/3,226.65 = 1,877.14/x
  3. Step 3: Cross multiply
    2,148.22x = 3,226.65 × 1,877.14
  4. Step 4: Simplify right side
    2,148.22x = 6,056,873.78
  5. Step 5: Solve for x
    x = 6,056,873.78/2,148.22
  6. Step 6: Final answer
    x = 2,819.48

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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.