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Finding the Fourth Proportional to 7,266.35, 10,899.29 and 2,072.22

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Solution

The fourth proportional to 7,266.35, 10,899.29 and 2,072.22 is: 3,108.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,266.35 : 10,899.29 = 2,072.22 : x
  2. Step 2: Convert to fraction form
    7,266.35/10,899.29 = 2,072.22/x
  3. Step 3: Cross multiply
    7,266.35x = 10,899.29 × 2,072.22
  4. Step 4: Simplify right side
    7,266.35x = 22,585,716.36
  5. Step 5: Solve for x
    x = 22,585,716.36/7,266.35
  6. Step 6: Final answer
    x = 3,108.26

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1.5x scale

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.