Home / 10,764.98-16,118.71-6,318.95

Finding the Fourth Proportional to 10,764.98, 16,118.71 and 6,318.95

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Solution

The fourth proportional to 10,764.98, 16,118.71 and 6,318.95 is: 9,461.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,764.98 : 16,118.71 = 6,318.95 : x
  2. Step 2: Convert to fraction form
    10,764.98/16,118.71 = 6,318.95/x
  3. Step 3: Cross multiply
    10,764.98x = 16,118.71 × 6,318.95
  4. Step 4: Simplify right side
    10,764.98x = 101,853,347.05
  5. Step 5: Solve for x
    x = 101,853,347.05/10,764.98
  6. Step 6: Final answer
    x = 9,461.55

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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.