Home / 10,802.67-16,203.46-4,230.06

Finding the Fourth Proportional to 10,802.67, 16,203.46 and 4,230.06

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Solution

The fourth proportional to 10,802.67, 16,203.46 and 4,230.06 is: 6,344.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,802.67 : 16,203.46 = 4,230.06 : x
  2. Step 2: Convert to fraction form
    10,802.67/16,203.46 = 4,230.06/x
  3. Step 3: Cross multiply
    10,802.67x = 16,203.46 × 4,230.06
  4. Step 4: Simplify right side
    10,802.67x = 68,541,608.01
  5. Step 5: Solve for x
    x = 68,541,608.01/10,802.67
  6. Step 6: Final answer
    x = 6,344.88

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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.