Home / 9,278.66-13,917.99-2,704.70

Finding the Fourth Proportional to 9,278.66, 13,917.99 and 2,704.70

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Solution

The fourth proportional to 9,278.66, 13,917.99 and 2,704.70 is: 4,057.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,278.66 : 13,917.99 = 2,704.70 : x
  2. Step 2: Convert to fraction form
    9,278.66/13,917.99 = 2,704.70/x
  3. Step 3: Cross multiply
    9,278.66x = 13,917.99 × 2,704.70
  4. Step 4: Simplify right side
    9,278.66x = 37,643,987.55
  5. Step 5: Solve for x
    x = 37,643,987.55/9,278.66
  6. Step 6: Final answer
    x = 4,057.05

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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.