Home / 2,376.24-3,278.52-1,445.04

Finding the Fourth Proportional to 2,376.24, 3,278.52 and 1,445.04

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Solution

The fourth proportional to 2,376.24, 3,278.52 and 1,445.04 is: 1,993.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,376.24 : 3,278.52 = 1,445.04 : x
  2. Step 2: Convert to fraction form
    2,376.24/3,278.52 = 1,445.04/x
  3. Step 3: Cross multiply
    2,376.24x = 3,278.52 × 1,445.04
  4. Step 4: Simplify right side
    2,376.24x = 4,737,592.54
  5. Step 5: Solve for x
    x = 4,737,592.54/2,376.24
  6. Step 6: Final answer
    x = 1,993.73

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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.