Home / 11,436.41-17,162.82-4,867.21

Finding the Fourth Proportional to 11,436.41, 17,162.82 and 4,867.21

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Solution

The fourth proportional to 11,436.41, 17,162.82 and 4,867.21 is: 7,304.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,436.41 : 17,162.82 = 4,867.21 : x
  2. Step 2: Convert to fraction form
    11,436.41/17,162.82 = 4,867.21/x
  3. Step 3: Cross multiply
    11,436.41x = 17,162.82 × 4,867.21
  4. Step 4: Simplify right side
    11,436.41x = 83,535,049.13
  5. Step 5: Solve for x
    x = 83,535,049.13/11,436.41
  6. Step 6: Final answer
    x = 7,304.31

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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.