Home / 3,548.80-5,323.56-1,359.36

Finding the Fourth Proportional to 3,548.80, 5,323.56 and 1,359.36

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Solution

The fourth proportional to 3,548.80, 5,323.56 and 1,359.36 is: 2,039.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548.80 : 5,323.56 = 1,359.36 : x
  2. Step 2: Convert to fraction form
    3,548.80/5,323.56 = 1,359.36/x
  3. Step 3: Cross multiply
    3,548.80x = 5,323.56 × 1,359.36
  4. Step 4: Simplify right side
    3,548.80x = 7,236,634.52
  5. Step 5: Solve for x
    x = 7,236,634.52/3,548.80
  6. Step 6: Final answer
    x = 2,039.18

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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.