Home / 10,935.18-16,401.96-6,542.82

Finding the Fourth Proportional to 10,935.18, 16,401.96 and 6,542.82

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Solution

The fourth proportional to 10,935.18, 16,401.96 and 6,542.82 is: 9,813.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,935.18 : 16,401.96 = 6,542.82 : x
  2. Step 2: Convert to fraction form
    10,935.18/16,401.96 = 6,542.82/x
  3. Step 3: Cross multiply
    10,935.18x = 16,401.96 × 6,542.82
  4. Step 4: Simplify right side
    10,935.18x = 107,315,071.93
  5. Step 5: Solve for x
    x = 107,315,071.93/10,935.18
  6. Step 6: Final answer
    x = 9,813.75

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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.