Home / 9,228.09-13,841.36-2,987.97

Finding the Fourth Proportional to 9,228.09, 13,841.36 and 2,987.97

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Solution

The fourth proportional to 9,228.09, 13,841.36 and 2,987.97 is: 4,481.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,228.09 : 13,841.36 = 2,987.97 : x
  2. Step 2: Convert to fraction form
    9,228.09/13,841.36 = 2,987.97/x
  3. Step 3: Cross multiply
    9,228.09x = 13,841.36 × 2,987.97
  4. Step 4: Simplify right side
    9,228.09x = 41,357,607.46
  5. Step 5: Solve for x
    x = 41,357,607.46/9,228.09
  6. Step 6: Final answer
    x = 4,481.71

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1.5x scale

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.