Home / 3,419.16-5,138.35-2,032.74

Finding the Fourth Proportional to 3,419.16, 5,138.35 and 2,032.74

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Solution

The fourth proportional to 3,419.16, 5,138.35 and 2,032.74 is: 3,054.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419.16 : 5,138.35 = 2,032.74 : x
  2. Step 2: Convert to fraction form
    3,419.16/5,138.35 = 2,032.74/x
  3. Step 3: Cross multiply
    3,419.16x = 5,138.35 × 2,032.74
  4. Step 4: Simplify right side
    3,419.16x = 10,444,929.58
  5. Step 5: Solve for x
    x = 10,444,929.58/3,419.16
  6. Step 6: Final answer
    x = 3,054.83

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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.