Home / 2,446.08-3,375.36-1,981.44

Finding the Fourth Proportional to 2,446.08, 3,375.36 and 1,981.44

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Solution

The fourth proportional to 2,446.08, 3,375.36 and 1,981.44 is: 2,734.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,446.08 : 3,375.36 = 1,981.44 : x
  2. Step 2: Convert to fraction form
    2,446.08/3,375.36 = 1,981.44/x
  3. Step 3: Cross multiply
    2,446.08x = 3,375.36 × 1,981.44
  4. Step 4: Simplify right side
    2,446.08x = 6,688,073.32
  5. Step 5: Solve for x
    x = 6,688,073.32/2,446.08
  6. Step 6: Final answer
    x = 2,734.20

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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.