Home / 11,101.80-15,320.66-6,065.98

Finding the Fourth Proportional to 11,101.80, 15,320.66 and 6,065.98

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Solution

The fourth proportional to 11,101.80, 15,320.66 and 6,065.98 is: 8,371.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,101.80 : 15,320.66 = 6,065.98 : x
  2. Step 2: Convert to fraction form
    11,101.80/15,320.66 = 6,065.98/x
  3. Step 3: Cross multiply
    11,101.80x = 15,320.66 × 6,065.98
  4. Step 4: Simplify right side
    11,101.80x = 92,934,817.15
  5. Step 5: Solve for x
    x = 92,934,817.15/11,101.80
  6. Step 6: Final answer
    x = 8,371.15

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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.