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Finding the Fourth Proportional to 7,269.08, 10,903.62 and 2,651

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Solution

The fourth proportional to 7,269.08, 10,903.62 and 2,651 is: 3,976.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,269.08 : 10,903.62 = 2,651 : x
  2. Step 2: Convert to fraction form
    7,269.08/10,903.62 = 2,651/x
  3. Step 3: Cross multiply
    7,269.08x = 10,903.62 × 2,651
  4. Step 4: Simplify right side
    7,269.08x = 28,905,496.62
  5. Step 5: Solve for x
    x = 28,905,496.62/7,269.08
  6. Step 6: Final answer
    x = 3,976.50

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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.