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Finding the Fourth Proportional to 7,295.67, 10,945.94 and 2,616.71

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Solution

The fourth proportional to 7,295.67, 10,945.94 and 2,616.71 is: 3,925.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,295.67 : 10,945.94 = 2,616.71 : x
  2. Step 2: Convert to fraction form
    7,295.67/10,945.94 = 2,616.71/x
  3. Step 3: Cross multiply
    7,295.67x = 10,945.94 × 2,616.71
  4. Step 4: Simplify right side
    7,295.67x = 28,642,282.84
  5. Step 5: Solve for x
    x = 28,642,282.84/7,295.67
  6. Step 6: Final answer
    x = 3,925.93

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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.