Home / 7,208.04-10,811.91-2,013.78

Finding the Fourth Proportional to 7,208.04, 10,811.91 and 2,013.78

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Solution

The fourth proportional to 7,208.04, 10,811.91 and 2,013.78 is: 3,020.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,208.04 : 10,811.91 = 2,013.78 : x
  2. Step 2: Convert to fraction form
    7,208.04/10,811.91 = 2,013.78/x
  3. Step 3: Cross multiply
    7,208.04x = 10,811.91 × 2,013.78
  4. Step 4: Simplify right side
    7,208.04x = 21,772,808.12
  5. Step 5: Solve for x
    x = 21,772,808.12/7,208.04
  6. Step 6: Final answer
    x = 3,020.63

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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.