Home / 10,195.71-15,292.82-2,799.53

Finding the Fourth Proportional to 10,195.71, 15,292.82 and 2,799.53

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Solution

The fourth proportional to 10,195.71, 15,292.82 and 2,799.53 is: 4,199.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,195.71 : 15,292.82 = 2,799.53 : x
  2. Step 2: Convert to fraction form
    10,195.71/15,292.82 = 2,799.53/x
  3. Step 3: Cross multiply
    10,195.71x = 15,292.82 × 2,799.53
  4. Step 4: Simplify right side
    10,195.71x = 42,812,680.51
  5. Step 5: Solve for x
    x = 42,812,680.51/10,195.71
  6. Step 6: Final answer
    x = 4,199.09

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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.