Home / 3,462.54-5,193.75-1,122.61

Finding the Fourth Proportional to 3,462.54, 5,193.75 and 1,122.61

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Solution

The fourth proportional to 3,462.54, 5,193.75 and 1,122.61 is: 1,683.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,462.54 : 5,193.75 = 1,122.61 : x
  2. Step 2: Convert to fraction form
    3,462.54/5,193.75 = 1,122.61/x
  3. Step 3: Cross multiply
    3,462.54x = 5,193.75 × 1,122.61
  4. Step 4: Simplify right side
    3,462.54x = 5,830,555.69
  5. Step 5: Solve for x
    x = 5,830,555.69/3,462.54
  6. Step 6: Final answer
    x = 1,683.90

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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.