Home / 2,849.14-4,266.80-1,969.30

Finding the Fourth Proportional to 2,849.14, 4,266.80 and 1,969.30

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Solution

The fourth proportional to 2,849.14, 4,266.80 and 1,969.30 is: 2,949.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,849.14 : 4,266.80 = 1,969.30 : x
  2. Step 2: Convert to fraction form
    2,849.14/4,266.80 = 1,969.30/x
  3. Step 3: Cross multiply
    2,849.14x = 4,266.80 × 1,969.30
  4. Step 4: Simplify right side
    2,849.14x = 8,402,609.24
  5. Step 5: Solve for x
    x = 8,402,609.24/2,849.14
  6. Step 6: Final answer
    x = 2,949.17

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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.