Home / 3,283.80-4,926.70-1,969.02

Finding the Fourth Proportional to 3,283.80, 4,926.70 and 1,969.02

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Solution

The fourth proportional to 3,283.80, 4,926.70 and 1,969.02 is: 2,954.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283.80 : 4,926.70 = 1,969.02 : x
  2. Step 2: Convert to fraction form
    3,283.80/4,926.70 = 1,969.02/x
  3. Step 3: Cross multiply
    3,283.80x = 4,926.70 × 1,969.02
  4. Step 4: Simplify right side
    3,283.80x = 9,700,770.83
  5. Step 5: Solve for x
    x = 9,700,770.83/3,283.80
  6. Step 6: Final answer
    x = 2,954.13

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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.