Home / 2,863.24-4,295.32-1,109.04

Finding the Fourth Proportional to 2,863.24, 4,295.32 and 1,109.04

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Solution

The fourth proportional to 2,863.24, 4,295.32 and 1,109.04 is: 1,663.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,863.24 : 4,295.32 = 1,109.04 : x
  2. Step 2: Convert to fraction form
    2,863.24/4,295.32 = 1,109.04/x
  3. Step 3: Cross multiply
    2,863.24x = 4,295.32 × 1,109.04
  4. Step 4: Simplify right side
    2,863.24x = 4,763,681.69
  5. Step 5: Solve for x
    x = 4,763,681.69/2,863.24
  6. Step 6: Final answer
    x = 1,663.74

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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.