Home / 3,214.78-4,808.84-3,017.95

Finding the Fourth Proportional to 3,214.78, 4,808.84 and 3,017.95

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Solution

The fourth proportional to 3,214.78, 4,808.84 and 3,017.95 is: 4,514.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,214.78 : 4,808.84 = 3,017.95 : x
  2. Step 2: Convert to fraction form
    3,214.78/4,808.84 = 3,017.95/x
  3. Step 3: Cross multiply
    3,214.78x = 4,808.84 × 3,017.95
  4. Step 4: Simplify right side
    3,214.78x = 14,512,799.54
  5. Step 5: Solve for x
    x = 14,512,799.54/3,214.78
  6. Step 6: Final answer
    x = 4,514.41

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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.