Home / 2,743.95-3,786.66-1,565.04

Finding the Fourth Proportional to 2,743.95, 3,786.66 and 1,565.04

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Solution

The fourth proportional to 2,743.95, 3,786.66 and 1,565.04 is: 2,159.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,743.95 : 3,786.66 = 1,565.04 : x
  2. Step 2: Convert to fraction form
    2,743.95/3,786.66 = 1,565.04/x
  3. Step 3: Cross multiply
    2,743.95x = 3,786.66 × 1,565.04
  4. Step 4: Simplify right side
    2,743.95x = 5,926,274.37
  5. Step 5: Solve for x
    x = 5,926,274.37/2,743.95
  6. Step 6: Final answer
    x = 2,159.76

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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.