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Finding the Fourth Proportional to 9,334.09, 14,001.09 and 2,760.31

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Solution

The fourth proportional to 9,334.09, 14,001.09 and 2,760.31 is: 4,140.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,334.09 : 14,001.09 = 2,760.31 : x
  2. Step 2: Convert to fraction form
    9,334.09/14,001.09 = 2,760.31/x
  3. Step 3: Cross multiply
    9,334.09x = 14,001.09 × 2,760.31
  4. Step 4: Simplify right side
    9,334.09x = 38,647,348.74
  5. Step 5: Solve for x
    x = 38,647,348.74/9,334.09
  6. Step 6: Final answer
    x = 4,140.45

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1.5x scale

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.