Home / 10,821.74-14,933.97-6,105.98

Finding the Fourth Proportional to 10,821.74, 14,933.97 and 6,105.98

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Solution

The fourth proportional to 10,821.74, 14,933.97 and 6,105.98 is: 8,426.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,821.74 : 14,933.97 = 6,105.98 : x
  2. Step 2: Convert to fraction form
    10,821.74/14,933.97 = 6,105.98/x
  3. Step 3: Cross multiply
    10,821.74x = 14,933.97 × 6,105.98
  4. Step 4: Simplify right side
    10,821.74x = 91,186,559.48
  5. Step 5: Solve for x
    x = 91,186,559.48/10,821.74
  6. Step 6: Final answer
    x = 8,426.24

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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.