Home / 10,344.84-15,519.69-2,949.14

Finding the Fourth Proportional to 10,344.84, 15,519.69 and 2,949.14

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Solution

The fourth proportional to 10,344.84, 15,519.69 and 2,949.14 is: 4,424.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,344.84 : 15,519.69 = 2,949.14 : x
  2. Step 2: Convert to fraction form
    10,344.84/15,519.69 = 2,949.14/x
  3. Step 3: Cross multiply
    10,344.84x = 15,519.69 × 2,949.14
  4. Step 4: Simplify right side
    10,344.84x = 45,769,660.97
  5. Step 5: Solve for x
    x = 45,769,660.97/10,344.84
  6. Step 6: Final answer
    x = 4,424.40

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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.