Home / 2,184.92-3,014.78-1,276.04

Finding the Fourth Proportional to 2,184.92, 3,014.78 and 1,276.04

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Solution

The fourth proportional to 2,184.92, 3,014.78 and 1,276.04 is: 1,760.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,184.92 : 3,014.78 = 1,276.04 : x
  2. Step 2: Convert to fraction form
    2,184.92/3,014.78 = 1,276.04/x
  3. Step 3: Cross multiply
    2,184.92x = 3,014.78 × 1,276.04
  4. Step 4: Simplify right side
    2,184.92x = 3,846,967.99
  5. Step 5: Solve for x
    x = 3,846,967.99/2,184.92
  6. Step 6: Final answer
    x = 1,760.69

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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.