Home / 3,355.36-5,032.27-1,275.59

Finding the Fourth Proportional to 3,355.36, 5,032.27 and 1,275.59

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Solution

The fourth proportional to 3,355.36, 5,032.27 and 1,275.59 is: 1,913.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,355.36 : 5,032.27 = 1,275.59 : x
  2. Step 2: Convert to fraction form
    3,355.36/5,032.27 = 1,275.59/x
  3. Step 3: Cross multiply
    3,355.36x = 5,032.27 × 1,275.59
  4. Step 4: Simplify right side
    3,355.36x = 6,419,106.91
  5. Step 5: Solve for x
    x = 6,419,106.91/3,355.36
  6. Step 6: Final answer
    x = 1,913.09

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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.