Home / 10,564.30-15,845.21-2,773.72

Finding the Fourth Proportional to 10,564.30, 15,845.21 and 2,773.72

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Solution

The fourth proportional to 10,564.30, 15,845.21 and 2,773.72 is: 4,160.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,564.30 : 15,845.21 = 2,773.72 : x
  2. Step 2: Convert to fraction form
    10,564.30/15,845.21 = 2,773.72/x
  3. Step 3: Cross multiply
    10,564.30x = 15,845.21 × 2,773.72
  4. Step 4: Simplify right side
    10,564.30x = 43,950,082.79
  5. Step 5: Solve for x
    x = 43,950,082.79/10,564.30
  6. Step 6: Final answer
    x = 4,160.25

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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.