Home / 9,940.41-13,717.77-5,464.13

Finding the Fourth Proportional to 9,940.41, 13,717.77 and 5,464.13

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Solution

The fourth proportional to 9,940.41, 13,717.77 and 5,464.13 is: 7,540.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,940.41 : 13,717.77 = 5,464.13 : x
  2. Step 2: Convert to fraction form
    9,940.41/13,717.77 = 5,464.13/x
  3. Step 3: Cross multiply
    9,940.41x = 13,717.77 × 5,464.13
  4. Step 4: Simplify right side
    9,940.41x = 74,955,610.00
  5. Step 5: Solve for x
    x = 74,955,610.00/9,940.41
  6. Step 6: Final answer
    x = 7,540.49

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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.