Home / 2,436.32-3,363.66-1,690.04

Finding the Fourth Proportional to 2,436.32, 3,363.66 and 1,690.04

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Solution

The fourth proportional to 2,436.32, 3,363.66 and 1,690.04 is: 2,333.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,436.32 : 3,363.66 = 1,690.04 : x
  2. Step 2: Convert to fraction form
    2,436.32/3,363.66 = 1,690.04/x
  3. Step 3: Cross multiply
    2,436.32x = 3,363.66 × 1,690.04
  4. Step 4: Simplify right side
    2,436.32x = 5,684,719.95
  5. Step 5: Solve for x
    x = 5,684,719.95/2,436.32
  6. Step 6: Final answer
    x = 2,333.32

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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.