Home / 3,549.58-5,323.68-1,357.79

Finding the Fourth Proportional to 3,549.58, 5,323.68 and 1,357.79

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Solution

The fourth proportional to 3,549.58, 5,323.68 and 1,357.79 is: 2,036.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549.58 : 5,323.68 = 1,357.79 : x
  2. Step 2: Convert to fraction form
    3,549.58/5,323.68 = 1,357.79/x
  3. Step 3: Cross multiply
    3,549.58x = 5,323.68 × 1,357.79
  4. Step 4: Simplify right side
    3,549.58x = 7,228,452.78
  5. Step 5: Solve for x
    x = 7,228,452.78/3,549.58
  6. Step 6: Final answer
    x = 2,036.43

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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.