Home / 9,671.97-13,349.31-5,481.03

Finding the Fourth Proportional to 9,671.97, 13,349.31 and 5,481.03

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Solution

The fourth proportional to 9,671.97, 13,349.31 and 5,481.03 is: 7,564.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,671.97 : 13,349.31 = 5,481.03 : x
  2. Step 2: Convert to fraction form
    9,671.97/13,349.31 = 5,481.03/x
  3. Step 3: Cross multiply
    9,671.97x = 13,349.31 × 5,481.03
  4. Step 4: Simplify right side
    9,671.97x = 73,167,968.59
  5. Step 5: Solve for x
    x = 73,167,968.59/9,671.97
  6. Step 6: Final answer
    x = 7,564.95

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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.