Home / 9,940.68-13,717.86-5,464.44

Finding the Fourth Proportional to 9,940.68, 13,717.86 and 5,464.44

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Solution

The fourth proportional to 9,940.68, 13,717.86 and 5,464.44 is: 7,540.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,940.68 : 13,717.86 = 5,464.44 : x
  2. Step 2: Convert to fraction form
    9,940.68/13,717.86 = 5,464.44/x
  3. Step 3: Cross multiply
    9,940.68x = 13,717.86 × 5,464.44
  4. Step 4: Simplify right side
    9,940.68x = 74,960,422.90
  5. Step 5: Solve for x
    x = 74,960,422.90/9,940.68
  6. Step 6: Final answer
    x = 7,540.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.