Home / 7,282.13-10,899.69-3,767.29

Finding the Fourth Proportional to 7,282.13, 10,899.69 and 3,767.29

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Solution

The fourth proportional to 7,282.13, 10,899.69 and 3,767.29 is: 5,638.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,282.13 : 10,899.69 = 3,767.29 : x
  2. Step 2: Convert to fraction form
    7,282.13/10,899.69 = 3,767.29/x
  3. Step 3: Cross multiply
    7,282.13x = 10,899.69 × 3,767.29
  4. Step 4: Simplify right side
    7,282.13x = 41,062,313.83
  5. Step 5: Solve for x
    x = 41,062,313.83/7,282.13
  6. Step 6: Final answer
    x = 5,638.78

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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.