Home / 3,341.52-5,015.16-1,290.96

Finding the Fourth Proportional to 3,341.52, 5,015.16 and 1,290.96

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Solution

The fourth proportional to 3,341.52, 5,015.16 and 1,290.96 is: 1,937.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,341.52 : 5,015.16 = 1,290.96 : x
  2. Step 2: Convert to fraction form
    3,341.52/5,015.16 = 1,290.96/x
  3. Step 3: Cross multiply
    3,341.52x = 5,015.16 × 1,290.96
  4. Step 4: Simplify right side
    3,341.52x = 6,474,370.95
  5. Step 5: Solve for x
    x = 6,474,370.95/3,341.52
  6. Step 6: Final answer
    x = 1,937.55

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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.