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Finding the Fourth Proportional to 3,301.95, 4,949.10 and 1,838.16

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Solution

The fourth proportional to 3,301.95, 4,949.10 and 1,838.16 is: 2,755.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,301.95 : 4,949.10 = 1,838.16 : x
  2. Step 2: Convert to fraction form
    3,301.95/4,949.10 = 1,838.16/x
  3. Step 3: Cross multiply
    3,301.95x = 4,949.10 × 1,838.16
  4. Step 4: Simplify right side
    3,301.95x = 9,097,237.66
  5. Step 5: Solve for x
    x = 9,097,237.66/3,301.95
  6. Step 6: Final answer
    x = 2,755.11

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1.5x scale

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.