Home / 10,770.12-16,156.80-3,843

Finding the Fourth Proportional to 10,770.12, 16,156.80 and 3,843

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Solution

The fourth proportional to 10,770.12, 16,156.80 and 3,843 is: 5,765.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,770.12 : 16,156.80 = 3,843 : x
  2. Step 2: Convert to fraction form
    10,770.12/16,156.80 = 3,843/x
  3. Step 3: Cross multiply
    10,770.12x = 16,156.80 × 3,843
  4. Step 4: Simplify right side
    10,770.12x = 62,090,582.40
  5. Step 5: Solve for x
    x = 62,090,582.40/10,770.12
  6. Step 6: Final answer
    x = 5,765.08

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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.