Home / 3,709.92-5,565.51-1,245.54

Finding the Fourth Proportional to 3,709.92, 5,565.51 and 1,245.54

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Solution

The fourth proportional to 3,709.92, 5,565.51 and 1,245.54 is: 1,868.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,709.92 : 5,565.51 = 1,245.54 : x
  2. Step 2: Convert to fraction form
    3,709.92/5,565.51 = 1,245.54/x
  3. Step 3: Cross multiply
    3,709.92x = 5,565.51 × 1,245.54
  4. Step 4: Simplify right side
    3,709.92x = 6,932,065.33
  5. Step 5: Solve for x
    x = 6,932,065.33/3,709.92
  6. Step 6: Final answer
    x = 1,868.52

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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.