Home / 10,327.28-15,491-2,536.16

Finding the Fourth Proportional to 10,327.28, 15,491 and 2,536.16

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Solution

The fourth proportional to 10,327.28, 15,491 and 2,536.16 is: 3,804.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,327.28 : 15,491 = 2,536.16 : x
  2. Step 2: Convert to fraction form
    10,327.28/15,491 = 2,536.16/x
  3. Step 3: Cross multiply
    10,327.28x = 15,491 × 2,536.16
  4. Step 4: Simplify right side
    10,327.28x = 39,287,654.56
  5. Step 5: Solve for x
    x = 39,287,654.56/10,327.28
  6. Step 6: Final answer
    x = 3,804.26

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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.