Home / 1,863.08-2,564.61-1,610.90

Finding the Fourth Proportional to 1,863.08, 2,564.61 and 1,610.90

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Solution

The fourth proportional to 1,863.08, 2,564.61 and 1,610.90 is: 2,217.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,863.08 : 2,564.61 = 1,610.90 : x
  2. Step 2: Convert to fraction form
    1,863.08/2,564.61 = 1,610.90/x
  3. Step 3: Cross multiply
    1,863.08x = 2,564.61 × 1,610.90
  4. Step 4: Simplify right side
    1,863.08x = 4,131,317.43
  5. Step 5: Solve for x
    x = 4,131,317.43/1,863.08
  6. Step 6: Final answer
    x = 2,217.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.