Home / 10,487.92-15,728.54-3,466.62

Finding the Fourth Proportional to 10,487.92, 15,728.54 and 3,466.62

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Solution

The fourth proportional to 10,487.92, 15,728.54 and 3,466.62 is: 5,198.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,487.92 : 15,728.54 = 3,466.62 : x
  2. Step 2: Convert to fraction form
    10,487.92/15,728.54 = 3,466.62/x
  3. Step 3: Cross multiply
    10,487.92x = 15,728.54 × 3,466.62
  4. Step 4: Simplify right side
    10,487.92x = 54,524,871.33
  5. Step 5: Solve for x
    x = 54,524,871.33/10,487.92
  6. Step 6: Final answer
    x = 5,198.83

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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.