Home / 2,924.30-4,382.61-1,385.74

Finding the Fourth Proportional to 2,924.30, 4,382.61 and 1,385.74

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Solution

The fourth proportional to 2,924.30, 4,382.61 and 1,385.74 is: 2,076.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,924.30 : 4,382.61 = 1,385.74 : x
  2. Step 2: Convert to fraction form
    2,924.30/4,382.61 = 1,385.74/x
  3. Step 3: Cross multiply
    2,924.30x = 4,382.61 × 1,385.74
  4. Step 4: Simplify right side
    2,924.30x = 6,073,157.98
  5. Step 5: Solve for x
    x = 6,073,157.98/2,924.30
  6. Step 6: Final answer
    x = 2,076.79

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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.