Home / 3,367.95-4,650-2,191.02

Finding the Fourth Proportional to 3,367.95, 4,650 and 2,191.02

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Solution

The fourth proportional to 3,367.95, 4,650 and 2,191.02 is: 3,025.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,367.95 : 4,650 = 2,191.02 : x
  2. Step 2: Convert to fraction form
    3,367.95/4,650 = 2,191.02/x
  3. Step 3: Cross multiply
    3,367.95x = 4,650 × 2,191.02
  4. Step 4: Simplify right side
    3,367.95x = 10,188,243
  5. Step 5: Solve for x
    x = 10,188,243/3,367.95
  6. Step 6: Final answer
    x = 3,025.06

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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.