Home / 9,333.70-14,003.28-2,760.05

Finding the Fourth Proportional to 9,333.70, 14,003.28 and 2,760.05

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Solution

The fourth proportional to 9,333.70, 14,003.28 and 2,760.05 is: 4,140.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,333.70 : 14,003.28 = 2,760.05 : x
  2. Step 2: Convert to fraction form
    9,333.70/14,003.28 = 2,760.05/x
  3. Step 3: Cross multiply
    9,333.70x = 14,003.28 × 2,760.05
  4. Step 4: Simplify right side
    9,333.70x = 38,649,739.16
  5. Step 5: Solve for x
    x = 38,649,739.16/9,333.70
  6. Step 6: Final answer
    x = 4,140.88

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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.