Home / 2,862.74-4,289.10-2,036.69

Finding the Fourth Proportional to 2,862.74, 4,289.10 and 2,036.69

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Solution

The fourth proportional to 2,862.74, 4,289.10 and 2,036.69 is: 3,051.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,862.74 : 4,289.10 = 2,036.69 : x
  2. Step 2: Convert to fraction form
    2,862.74/4,289.10 = 2,036.69/x
  3. Step 3: Cross multiply
    2,862.74x = 4,289.10 × 2,036.69
  4. Step 4: Simplify right side
    2,862.74x = 8,735,589.66
  5. Step 5: Solve for x
    x = 8,735,589.66/2,862.74
  6. Step 6: Final answer
    x = 3,051.48

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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.