Home / 3,296.50-4,548.56-1,969.92

Finding the Fourth Proportional to 3,296.50, 4,548.56 and 1,969.92

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Solution

The fourth proportional to 3,296.50, 4,548.56 and 1,969.92 is: 2,718.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,296.50 : 4,548.56 = 1,969.92 : x
  2. Step 2: Convert to fraction form
    3,296.50/4,548.56 = 1,969.92/x
  3. Step 3: Cross multiply
    3,296.50x = 4,548.56 × 1,969.92
  4. Step 4: Simplify right side
    3,296.50x = 8,960,289.47
  5. Step 5: Solve for x
    x = 8,960,289.47/3,296.50
  6. Step 6: Final answer
    x = 2,718.12

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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.