Home / 3,835.15-5,752.28-1,202.55

Finding the Fourth Proportional to 3,835.15, 5,752.28 and 1,202.55

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Solution

The fourth proportional to 3,835.15, 5,752.28 and 1,202.55 is: 1,803.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,835.15 : 5,752.28 = 1,202.55 : x
  2. Step 2: Convert to fraction form
    3,835.15/5,752.28 = 1,202.55/x
  3. Step 3: Cross multiply
    3,835.15x = 5,752.28 × 1,202.55
  4. Step 4: Simplify right side
    3,835.15x = 6,917,385.75
  5. Step 5: Solve for x
    x = 6,917,385.75/3,835.15
  6. Step 6: Final answer
    x = 1,803.68

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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.