Home / 4,155.36-6,229.20-1,556.52

Finding the Fourth Proportional to 4,155.36, 6,229.20 and 1,556.52

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Solution

The fourth proportional to 4,155.36, 6,229.20 and 1,556.52 is: 2,333.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155.36 : 6,229.20 = 1,556.52 : x
  2. Step 2: Convert to fraction form
    4,155.36/6,229.20 = 1,556.52/x
  3. Step 3: Cross multiply
    4,155.36x = 6,229.20 × 1,556.52
  4. Step 4: Simplify right side
    4,155.36x = 9,695,874.38
  5. Step 5: Solve for x
    x = 9,695,874.38/4,155.36
  6. Step 6: Final answer
    x = 2,333.34

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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.