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Finding the Fourth Proportional to 7,266.63, 10,900.04 and 2,072.50

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Solution

The fourth proportional to 7,266.63, 10,900.04 and 2,072.50 is: 3,108.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,266.63 : 10,900.04 = 2,072.50 : x
  2. Step 2: Convert to fraction form
    7,266.63/10,900.04 = 2,072.50/x
  3. Step 3: Cross multiply
    7,266.63x = 10,900.04 × 2,072.50
  4. Step 4: Simplify right side
    7,266.63x = 22,590,332.90
  5. Step 5: Solve for x
    x = 22,590,332.90/7,266.63
  6. Step 6: Final answer
    x = 3,108.78

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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.