Home / 10,605.44-15,895.10-4,361.56

Finding the Fourth Proportional to 10,605.44, 15,895.10 and 4,361.56

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Solution

The fourth proportional to 10,605.44, 15,895.10 and 4,361.56 is: 6,536.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,605.44 : 15,895.10 = 4,361.56 : x
  2. Step 2: Convert to fraction form
    10,605.44/15,895.10 = 4,361.56/x
  3. Step 3: Cross multiply
    10,605.44x = 15,895.10 × 4,361.56
  4. Step 4: Simplify right side
    10,605.44x = 69,327,403.52
  5. Step 5: Solve for x
    x = 69,327,403.52/10,605.44
  6. Step 6: Final answer
    x = 6,536.96

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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.