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Finding the Fourth Proportional to 5,767.88, 7,959.67 and 3,673.22

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Solution

The fourth proportional to 5,767.88, 7,959.67 and 3,673.22 is: 5,069.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,767.88 : 7,959.67 = 3,673.22 : x
  2. Step 2: Convert to fraction form
    5,767.88/7,959.67 = 3,673.22/x
  3. Step 3: Cross multiply
    5,767.88x = 7,959.67 × 3,673.22
  4. Step 4: Simplify right side
    5,767.88x = 29,237,570.06
  5. Step 5: Solve for x
    x = 29,237,570.06/5,767.88
  6. Step 6: Final answer
    x = 5,069.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.