Home / 10,636.21-15,956.69-3,241.24

Finding the Fourth Proportional to 10,636.21, 15,956.69 and 3,241.24

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Solution

The fourth proportional to 10,636.21, 15,956.69 and 3,241.24 is: 4,862.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,636.21 : 15,956.69 = 3,241.24 : x
  2. Step 2: Convert to fraction form
    10,636.21/15,956.69 = 3,241.24/x
  3. Step 3: Cross multiply
    10,636.21x = 15,956.69 × 3,241.24
  4. Step 4: Simplify right side
    10,636.21x = 51,719,461.90
  5. Step 5: Solve for x
    x = 51,719,461.90/10,636.21
  6. Step 6: Final answer
    x = 4,862.58

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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.