Home / 7,275.33-10,911.61-2,009.03

Finding the Fourth Proportional to 7,275.33, 10,911.61 and 2,009.03

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Solution

The fourth proportional to 7,275.33, 10,911.61 and 2,009.03 is: 3,013.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,275.33 : 10,911.61 = 2,009.03 : x
  2. Step 2: Convert to fraction form
    7,275.33/10,911.61 = 2,009.03/x
  3. Step 3: Cross multiply
    7,275.33x = 10,911.61 × 2,009.03
  4. Step 4: Simplify right side
    7,275.33x = 21,921,751.84
  5. Step 5: Solve for x
    x = 21,921,751.84/7,275.33
  6. Step 6: Final answer
    x = 3,013.16

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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.