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Finding the Fourth Proportional to 9,253.88, 13,880.80 and 2,680.06

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Solution

The fourth proportional to 9,253.88, 13,880.80 and 2,680.06 is: 4,020.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,253.88 : 13,880.80 = 2,680.06 : x
  2. Step 2: Convert to fraction form
    9,253.88/13,880.80 = 2,680.06/x
  3. Step 3: Cross multiply
    9,253.88x = 13,880.80 × 2,680.06
  4. Step 4: Simplify right side
    9,253.88x = 37,201,376.85
  5. Step 5: Solve for x
    x = 37,201,376.85/9,253.88
  6. Step 6: Final answer
    x = 4,020.08

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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.