Home / 10,564.42-15,845.43-2,773.84

Finding the Fourth Proportional to 10,564.42, 15,845.43 and 2,773.84

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Solution

The fourth proportional to 10,564.42, 15,845.43 and 2,773.84 is: 4,160.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,564.42 : 15,845.43 = 2,773.84 : x
  2. Step 2: Convert to fraction form
    10,564.42/15,845.43 = 2,773.84/x
  3. Step 3: Cross multiply
    10,564.42x = 15,845.43 × 2,773.84
  4. Step 4: Simplify right side
    10,564.42x = 43,952,687.55
  5. Step 5: Solve for x
    x = 43,952,687.55/10,564.42
  6. Step 6: Final answer
    x = 4,160.44

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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.