Home / 3,260.68-4,499.75-1,934.36

Finding the Fourth Proportional to 3,260.68, 4,499.75 and 1,934.36

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Solution

The fourth proportional to 3,260.68, 4,499.75 and 1,934.36 is: 2,669.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260.68 : 4,499.75 = 1,934.36 : x
  2. Step 2: Convert to fraction form
    3,260.68/4,499.75 = 1,934.36/x
  3. Step 3: Cross multiply
    3,260.68x = 4,499.75 × 1,934.36
  4. Step 4: Simplify right side
    3,260.68x = 8,704,122.97
  5. Step 5: Solve for x
    x = 8,704,122.97/3,260.68
  6. Step 6: Final answer
    x = 2,669.42

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1.5x scale

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.