Home / 7,287.58-10,932.96-2,357.15

Finding the Fourth Proportional to 7,287.58, 10,932.96 and 2,357.15

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Solution

The fourth proportional to 7,287.58, 10,932.96 and 2,357.15 is: 3,536.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,287.58 : 10,932.96 = 2,357.15 : x
  2. Step 2: Convert to fraction form
    7,287.58/10,932.96 = 2,357.15/x
  3. Step 3: Cross multiply
    7,287.58x = 10,932.96 × 2,357.15
  4. Step 4: Simplify right side
    7,287.58x = 25,770,592.90
  5. Step 5: Solve for x
    x = 25,770,592.90/7,287.58
  6. Step 6: Final answer
    x = 3,536.24

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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.