Home / 7,243.16-10,867.04-3,239.92

Finding the Fourth Proportional to 7,243.16, 10,867.04 and 3,239.92

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Solution

The fourth proportional to 7,243.16, 10,867.04 and 3,239.92 is: 4,860.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243.16 : 10,867.04 = 3,239.92 : x
  2. Step 2: Convert to fraction form
    7,243.16/10,867.04 = 3,239.92/x
  3. Step 3: Cross multiply
    7,243.16x = 10,867.04 × 3,239.92
  4. Step 4: Simplify right side
    7,243.16x = 35,208,340.24
  5. Step 5: Solve for x
    x = 35,208,340.24/7,243.16
  6. Step 6: Final answer
    x = 4,860.91

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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.