Home / 10,851.42-16,282.19-3,836.74

Finding the Fourth Proportional to 10,851.42, 16,282.19 and 3,836.74

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Solution

The fourth proportional to 10,851.42, 16,282.19 and 3,836.74 is: 5,756.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,851.42 : 16,282.19 = 3,836.74 : x
  2. Step 2: Convert to fraction form
    10,851.42/16,282.19 = 3,836.74/x
  3. Step 3: Cross multiply
    10,851.42x = 16,282.19 × 3,836.74
  4. Step 4: Simplify right side
    10,851.42x = 62,470,564.08
  5. Step 5: Solve for x
    x = 62,470,564.08/10,851.42
  6. Step 6: Final answer
    x = 5,756.90

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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.