Home / 2,799.81-4,195.65-2,492.28

Finding the Fourth Proportional to 2,799.81, 4,195.65 and 2,492.28

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Solution

The fourth proportional to 2,799.81, 4,195.65 and 2,492.28 is: 3,734.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,799.81 : 4,195.65 = 2,492.28 : x
  2. Step 2: Convert to fraction form
    2,799.81/4,195.65 = 2,492.28/x
  3. Step 3: Cross multiply
    2,799.81x = 4,195.65 × 2,492.28
  4. Step 4: Simplify right side
    2,799.81x = 10,456,734.58
  5. Step 5: Solve for x
    x = 10,456,734.58/2,799.81
  6. Step 6: Final answer
    x = 3,734.80

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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.