Home / 10,283.96-15,425.99-3,168.11

Finding the Fourth Proportional to 10,283.96, 15,425.99 and 3,168.11

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Solution

The fourth proportional to 10,283.96, 15,425.99 and 3,168.11 is: 4,752.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,283.96 : 15,425.99 = 3,168.11 : x
  2. Step 2: Convert to fraction form
    10,283.96/15,425.99 = 3,168.11/x
  3. Step 3: Cross multiply
    10,283.96x = 15,425.99 × 3,168.11
  4. Step 4: Simplify right side
    10,283.96x = 48,871,217.34
  5. Step 5: Solve for x
    x = 48,871,217.34/10,283.96
  6. Step 6: Final answer
    x = 4,752.18

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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.