Home / 11,341.28-17,012.88-3,021.30

Finding the Fourth Proportional to 11,341.28, 17,012.88 and 3,021.30

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Solution

The fourth proportional to 11,341.28, 17,012.88 and 3,021.30 is: 4,532.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,341.28 : 17,012.88 = 3,021.30 : x
  2. Step 2: Convert to fraction form
    11,341.28/17,012.88 = 3,021.30/x
  3. Step 3: Cross multiply
    11,341.28x = 17,012.88 × 3,021.30
  4. Step 4: Simplify right side
    11,341.28x = 51,401,014.34
  5. Step 5: Solve for x
    x = 51,401,014.34/11,341.28
  6. Step 6: Final answer
    x = 4,532.21

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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.