Home / 2,849.76-4,263.66-1,617.75

Finding the Fourth Proportional to 2,849.76, 4,263.66 and 1,617.75

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Solution

The fourth proportional to 2,849.76, 4,263.66 and 1,617.75 is: 2,420.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,849.76 : 4,263.66 = 1,617.75 : x
  2. Step 2: Convert to fraction form
    2,849.76/4,263.66 = 1,617.75/x
  3. Step 3: Cross multiply
    2,849.76x = 4,263.66 × 1,617.75
  4. Step 4: Simplify right side
    2,849.76x = 6,897,535.97
  5. Step 5: Solve for x
    x = 6,897,535.97/2,849.76
  6. Step 6: Final answer
    x = 2,420.39

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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.