Home / 3,243.36-4,868.68-1,296.92

Finding the Fourth Proportional to 3,243.36, 4,868.68 and 1,296.92

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Solution

The fourth proportional to 3,243.36, 4,868.68 and 1,296.92 is: 1,946.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,243.36 : 4,868.68 = 1,296.92 : x
  2. Step 2: Convert to fraction form
    3,243.36/4,868.68 = 1,296.92/x
  3. Step 3: Cross multiply
    3,243.36x = 4,868.68 × 1,296.92
  4. Step 4: Simplify right side
    3,243.36x = 6,314,288.47
  5. Step 5: Solve for x
    x = 6,314,288.47/3,243.36
  6. Step 6: Final answer
    x = 1,946.84

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1.5x scale

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.