Home / 3,517.84-4,854.69-1,945.96

Finding the Fourth Proportional to 3,517.84, 4,854.69 and 1,945.96

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Solution

The fourth proportional to 3,517.84, 4,854.69 and 1,945.96 is: 2,685.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,517.84 : 4,854.69 = 1,945.96 : x
  2. Step 2: Convert to fraction form
    3,517.84/4,854.69 = 1,945.96/x
  3. Step 3: Cross multiply
    3,517.84x = 4,854.69 × 1,945.96
  4. Step 4: Simplify right side
    3,517.84x = 9,447,032.55
  5. Step 5: Solve for x
    x = 9,447,032.55/3,517.84
  6. Step 6: Final answer
    x = 2,685.46

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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.