Home / 11,297.92-16,934.28-4,719.64

Finding the Fourth Proportional to 11,297.92, 16,934.28 and 4,719.64

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Solution

The fourth proportional to 11,297.92, 16,934.28 and 4,719.64 is: 7,074.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,297.92 : 16,934.28 = 4,719.64 : x
  2. Step 2: Convert to fraction form
    11,297.92/16,934.28 = 4,719.64/x
  3. Step 3: Cross multiply
    11,297.92x = 16,934.28 × 4,719.64
  4. Step 4: Simplify right side
    11,297.92x = 79,923,705.26
  5. Step 5: Solve for x
    x = 79,923,705.26/11,297.92
  6. Step 6: Final answer
    x = 7,074.20

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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.