Home / 2,452.28-3,677.64-808.52

Finding the Fourth Proportional to 2,452.28, 3,677.64 and 808.52

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Solution

The fourth proportional to 2,452.28, 3,677.64 and 808.52 is: 1,212.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,452.28 : 3,677.64 = 808.52 : x
  2. Step 2: Convert to fraction form
    2,452.28/3,677.64 = 808.52/x
  3. Step 3: Cross multiply
    2,452.28x = 3,677.64 × 808.52
  4. Step 4: Simplify right side
    2,452.28x = 2,973,445.49
  5. Step 5: Solve for x
    x = 2,973,445.49/2,452.28
  6. Step 6: Final answer
    x = 1,212.52

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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.