Home / 3,539.12-5,306.52-1,458.48

Finding the Fourth Proportional to 3,539.12, 5,306.52 and 1,458.48

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Solution

The fourth proportional to 3,539.12, 5,306.52 and 1,458.48 is: 2,186.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,539.12 : 5,306.52 = 1,458.48 : x
  2. Step 2: Convert to fraction form
    3,539.12/5,306.52 = 1,458.48/x
  3. Step 3: Cross multiply
    3,539.12x = 5,306.52 × 1,458.48
  4. Step 4: Simplify right side
    3,539.12x = 7,739,453.29
  5. Step 5: Solve for x
    x = 7,739,453.29/3,539.12
  6. Step 6: Final answer
    x = 2,186.83

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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.