Home / 2,739.19-4,112.33-2,351.71

Finding the Fourth Proportional to 2,739.19, 4,112.33 and 2,351.71

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Solution

The fourth proportional to 2,739.19, 4,112.33 and 2,351.71 is: 3,530.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,739.19 : 4,112.33 = 2,351.71 : x
  2. Step 2: Convert to fraction form
    2,739.19/4,112.33 = 2,351.71/x
  3. Step 3: Cross multiply
    2,739.19x = 4,112.33 × 2,351.71
  4. Step 4: Simplify right side
    2,739.19x = 9,671,007.58
  5. Step 5: Solve for x
    x = 9,671,007.58/2,739.19
  6. Step 6: Final answer
    x = 3,530.61

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1.5x scale

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.