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Finding the Fourth Proportional to 6,292.79, 9,446.49 and 3,376.79

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Solution

The fourth proportional to 6,292.79, 9,446.49 and 3,376.79 is: 5,069.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,292.79 : 9,446.49 = 3,376.79 : x
  2. Step 2: Convert to fraction form
    6,292.79/9,446.49 = 3,376.79/x
  3. Step 3: Cross multiply
    6,292.79x = 9,446.49 × 3,376.79
  4. Step 4: Simplify right side
    6,292.79x = 31,898,812.97
  5. Step 5: Solve for x
    x = 31,898,812.97/6,292.79
  6. Step 6: Final answer
    x = 5,069.10

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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.