Home / 2,743.95-3,786.27-1,624.71

Finding the Fourth Proportional to 2,743.95, 3,786.27 and 1,624.71

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Solution

The fourth proportional to 2,743.95, 3,786.27 and 1,624.71 is: 2,241.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,743.95 : 3,786.27 = 1,624.71 : x
  2. Step 2: Convert to fraction form
    2,743.95/3,786.27 = 1,624.71/x
  3. Step 3: Cross multiply
    2,743.95x = 3,786.27 × 1,624.71
  4. Step 4: Simplify right side
    2,743.95x = 6,151,590.73
  5. Step 5: Solve for x
    x = 6,151,590.73/2,743.95
  6. Step 6: Final answer
    x = 2,241.87

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1.5x scale

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.