Home / 2,799.11-4,196.43-1,812.93

Finding the Fourth Proportional to 2,799.11, 4,196.43 and 1,812.93

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Solution

The fourth proportional to 2,799.11, 4,196.43 and 1,812.93 is: 2,717.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,799.11 : 4,196.43 = 1,812.93 : x
  2. Step 2: Convert to fraction form
    2,799.11/4,196.43 = 1,812.93/x
  3. Step 3: Cross multiply
    2,799.11x = 4,196.43 × 1,812.93
  4. Step 4: Simplify right side
    2,799.11x = 7,607,833.84
  5. Step 5: Solve for x
    x = 7,607,833.84/2,799.11
  6. Step 6: Final answer
    x = 2,717.95

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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.