Home / 3,357.05-4,632.78-1,959.80

Finding the Fourth Proportional to 3,357.05, 4,632.78 and 1,959.80

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Solution

The fourth proportional to 3,357.05, 4,632.78 and 1,959.80 is: 2,704.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,357.05 : 4,632.78 = 1,959.80 : x
  2. Step 2: Convert to fraction form
    3,357.05/4,632.78 = 1,959.80/x
  3. Step 3: Cross multiply
    3,357.05x = 4,632.78 × 1,959.80
  4. Step 4: Simplify right side
    3,357.05x = 9,079,322.24
  5. Step 5: Solve for x
    x = 9,079,322.24/3,357.05
  6. Step 6: Final answer
    x = 2,704.55

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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.