Home / 9,867.97-13,617.99-5,392.00

Finding the Fourth Proportional to 9,867.97, 13,617.99 and 5,392.00

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Solution

The fourth proportional to 9,867.97, 13,617.99 and 5,392.00 is: 7,441.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,867.97 : 13,617.99 = 5,392.00 : x
  2. Step 2: Convert to fraction form
    9,867.97/13,617.99 = 5,392.00/x
  3. Step 3: Cross multiply
    9,867.97x = 13,617.99 × 5,392.00
  4. Step 4: Simplify right side
    9,867.97x = 73,428,168.04
  5. Step 5: Solve for x
    x = 73,428,168.04/9,867.97
  6. Step 6: Final answer
    x = 7,441.06

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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.