Home / 3,386.25-5,079.34-2,569.54

Finding the Fourth Proportional to 3,386.25, 5,079.34 and 2,569.54

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Solution

The fourth proportional to 3,386.25, 5,079.34 and 2,569.54 is: 3,854.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,386.25 : 5,079.34 = 2,569.54 : x
  2. Step 2: Convert to fraction form
    3,386.25/5,079.34 = 2,569.54/x
  3. Step 3: Cross multiply
    3,386.25x = 5,079.34 × 2,569.54
  4. Step 4: Simplify right side
    3,386.25x = 13,051,567.30
  5. Step 5: Solve for x
    x = 13,051,567.30/3,386.25
  6. Step 6: Final answer
    x = 3,854.28

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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.