Home / 3,525.80-5,286.90-1,304.52

Finding the Fourth Proportional to 3,525.80, 5,286.90 and 1,304.52

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Solution

The fourth proportional to 3,525.80, 5,286.90 and 1,304.52 is: 1,956.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,525.80 : 5,286.90 = 1,304.52 : x
  2. Step 2: Convert to fraction form
    3,525.80/5,286.90 = 1,304.52/x
  3. Step 3: Cross multiply
    3,525.80x = 5,286.90 × 1,304.52
  4. Step 4: Simplify right side
    3,525.80x = 6,896,866.79
  5. Step 5: Solve for x
    x = 6,896,866.79/3,525.80
  6. Step 6: Final answer
    x = 1,956.11

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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.