Home / 10,802.24-16,202.81-4,229.63

Finding the Fourth Proportional to 10,802.24, 16,202.81 and 4,229.63

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Solution

The fourth proportional to 10,802.24, 16,202.81 and 4,229.63 is: 6,344.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,802.24 : 16,202.81 = 4,229.63 : x
  2. Step 2: Convert to fraction form
    10,802.24/16,202.81 = 4,229.63/x
  3. Step 3: Cross multiply
    10,802.24x = 16,202.81 × 4,229.63
  4. Step 4: Simplify right side
    10,802.24x = 68,531,789.10
  5. Step 5: Solve for x
    x = 68,531,789.10/10,802.24
  6. Step 6: Final answer
    x = 6,344.22

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1.5x scale

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.