Home / 3,423.37-5,135.45-1,201.52

Finding the Fourth Proportional to 3,423.37, 5,135.45 and 1,201.52

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Solution

The fourth proportional to 3,423.37, 5,135.45 and 1,201.52 is: 1,802.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,423.37 : 5,135.45 = 1,201.52 : x
  2. Step 2: Convert to fraction form
    3,423.37/5,135.45 = 1,201.52/x
  3. Step 3: Cross multiply
    3,423.37x = 5,135.45 × 1,201.52
  4. Step 4: Simplify right side
    3,423.37x = 6,170,314.20
  5. Step 5: Solve for x
    x = 6,170,314.20/3,423.37
  6. Step 6: Final answer
    x = 1,802.41

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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.