Home / 2,949.13-4,069.79-1,829.71

Finding the Fourth Proportional to 2,949.13, 4,069.79 and 1,829.71

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Solution

The fourth proportional to 2,949.13, 4,069.79 and 1,829.71 is: 2,524.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949.13 : 4,069.79 = 1,829.71 : x
  2. Step 2: Convert to fraction form
    2,949.13/4,069.79 = 1,829.71/x
  3. Step 3: Cross multiply
    2,949.13x = 4,069.79 × 1,829.71
  4. Step 4: Simplify right side
    2,949.13x = 7,446,526.31
  5. Step 5: Solve for x
    x = 7,446,526.31/2,949.13
  6. Step 6: Final answer
    x = 2,524.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.