Home / 1,842.27-2,763.40-1,516.95

Finding the Fourth Proportional to 1,842.27, 2,763.40 and 1,516.95

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Solution

The fourth proportional to 1,842.27, 2,763.40 and 1,516.95 is: 2,275.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,842.27 : 2,763.40 = 1,516.95 : x
  2. Step 2: Convert to fraction form
    1,842.27/2,763.40 = 1,516.95/x
  3. Step 3: Cross multiply
    1,842.27x = 2,763.40 × 1,516.95
  4. Step 4: Simplify right side
    1,842.27x = 4,191,932.05
  5. Step 5: Solve for x
    x = 4,191,932.05/1,842.27
  6. Step 6: Final answer
    x = 2,275.42

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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.