Home / 3,835.05-5,750.30-1,201.86

Finding the Fourth Proportional to 3,835.05, 5,750.30 and 1,201.86

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Solution

The fourth proportional to 3,835.05, 5,750.30 and 1,201.86 is: 1,802.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,835.05 : 5,750.30 = 1,201.86 : x
  2. Step 2: Convert to fraction form
    3,835.05/5,750.30 = 1,201.86/x
  3. Step 3: Cross multiply
    3,835.05x = 5,750.30 × 1,201.86
  4. Step 4: Simplify right side
    3,835.05x = 6,911,049.55
  5. Step 5: Solve for x
    x = 6,911,049.55/3,835.05
  6. Step 6: Final answer
    x = 1,802.08

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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.