Home / 10,614.79-15,922.20-2,823.60

Finding the Fourth Proportional to 10,614.79, 15,922.20 and 2,823.60

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Solution

The fourth proportional to 10,614.79, 15,922.20 and 2,823.60 is: 4,235.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,614.79 : 15,922.20 = 2,823.60 : x
  2. Step 2: Convert to fraction form
    10,614.79/15,922.20 = 2,823.60/x
  3. Step 3: Cross multiply
    10,614.79x = 15,922.20 × 2,823.60
  4. Step 4: Simplify right side
    10,614.79x = 44,957,923.92
  5. Step 5: Solve for x
    x = 44,957,923.92/10,614.79
  6. Step 6: Final answer
    x = 4,235.41

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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.