Home / 2,864.75-4,295.76-1,110.57

Finding the Fourth Proportional to 2,864.75, 4,295.76 and 1,110.57

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Solution

The fourth proportional to 2,864.75, 4,295.76 and 1,110.57 is: 1,665.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,864.75 : 4,295.76 = 1,110.57 : x
  2. Step 2: Convert to fraction form
    2,864.75/4,295.76 = 1,110.57/x
  3. Step 3: Cross multiply
    2,864.75x = 4,295.76 × 1,110.57
  4. Step 4: Simplify right side
    2,864.75x = 4,770,720.70
  5. Step 5: Solve for x
    x = 4,770,720.70/2,864.75
  6. Step 6: Final answer
    x = 1,665.32

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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.