Home / 10,562.85-15,843.45-2,771.46

Finding the Fourth Proportional to 10,562.85, 15,843.45 and 2,771.46

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Solution

The fourth proportional to 10,562.85, 15,843.45 and 2,771.46 is: 4,156.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,562.85 : 15,843.45 = 2,771.46 : x
  2. Step 2: Convert to fraction form
    10,562.85/15,843.45 = 2,771.46/x
  3. Step 3: Cross multiply
    10,562.85x = 15,843.45 × 2,771.46
  4. Step 4: Simplify right side
    10,562.85x = 43,909,487.94
  5. Step 5: Solve for x
    x = 43,909,487.94/10,562.85
  6. Step 6: Final answer
    x = 4,156.97

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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.