Home / 3,535.52-5,304.08-1,891.20

Finding the Fourth Proportional to 3,535.52, 5,304.08 and 1,891.20

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Solution

The fourth proportional to 3,535.52, 5,304.08 and 1,891.20 is: 2,837.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,535.52 : 5,304.08 = 1,891.20 : x
  2. Step 2: Convert to fraction form
    3,535.52/5,304.08 = 1,891.20/x
  3. Step 3: Cross multiply
    3,535.52x = 5,304.08 × 1,891.20
  4. Step 4: Simplify right side
    3,535.52x = 10,031,076.10
  5. Step 5: Solve for x
    x = 10,031,076.10/3,535.52
  6. Step 6: Final answer
    x = 2,837.23

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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.