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Finding the Fourth Proportional to 7,224.17, 10,835.71 and 2,607.17

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Solution

The fourth proportional to 7,224.17, 10,835.71 and 2,607.17 is: 3,910.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,224.17 : 10,835.71 = 2,607.17 : x
  2. Step 2: Convert to fraction form
    7,224.17/10,835.71 = 2,607.17/x
  3. Step 3: Cross multiply
    7,224.17x = 10,835.71 × 2,607.17
  4. Step 4: Simplify right side
    7,224.17x = 28,250,470.83
  5. Step 5: Solve for x
    x = 28,250,470.83/7,224.17
  6. Step 6: Final answer
    x = 3,910.55

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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.