Home / 2,184.43-3,278.70-1,454.51

Finding the Fourth Proportional to 2,184.43, 3,278.70 and 1,454.51

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Solution

The fourth proportional to 2,184.43, 3,278.70 and 1,454.51 is: 2,183.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,184.43 : 3,278.70 = 1,454.51 : x
  2. Step 2: Convert to fraction form
    2,184.43/3,278.70 = 1,454.51/x
  3. Step 3: Cross multiply
    2,184.43x = 3,278.70 × 1,454.51
  4. Step 4: Simplify right side
    2,184.43x = 4,768,894.66
  5. Step 5: Solve for x
    x = 4,768,894.66/2,184.43
  6. Step 6: Final answer
    x = 2,183.13

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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.