Home / 3,376.05-4,662.15-3,191.97

Finding the Fourth Proportional to 3,376.05, 4,662.15 and 3,191.97

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Solution

The fourth proportional to 3,376.05, 4,662.15 and 3,191.97 is: 4,407.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,376.05 : 4,662.15 = 3,191.97 : x
  2. Step 2: Convert to fraction form
    3,376.05/4,662.15 = 3,191.97/x
  3. Step 3: Cross multiply
    3,376.05x = 4,662.15 × 3,191.97
  4. Step 4: Simplify right side
    3,376.05x = 14,881,442.94
  5. Step 5: Solve for x
    x = 14,881,442.94/3,376.05
  6. Step 6: Final answer
    x = 4,407.95

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1.5x scale

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.