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Finding the Fourth Proportional to 7,266.69, 10,900.14 and 2,072.57

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Solution

The fourth proportional to 7,266.69, 10,900.14 and 2,072.57 is: 3,108.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,266.69 : 10,900.14 = 2,072.57 : x
  2. Step 2: Convert to fraction form
    7,266.69/10,900.14 = 2,072.57/x
  3. Step 3: Cross multiply
    7,266.69x = 10,900.14 × 2,072.57
  4. Step 4: Simplify right side
    7,266.69x = 22,591,303.16
  5. Step 5: Solve for x
    x = 22,591,303.16/7,266.69
  6. Step 6: Final answer
    x = 3,108.88

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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.