Home / 4,286.62-6,419.54-2,966.68

Finding the Fourth Proportional to 4,286.62, 6,419.54 and 2,966.68

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Solution

The fourth proportional to 4,286.62, 6,419.54 and 2,966.68 is: 4,442.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,286.62 : 6,419.54 = 2,966.68 : x
  2. Step 2: Convert to fraction form
    4,286.62/6,419.54 = 2,966.68/x
  3. Step 3: Cross multiply
    4,286.62x = 6,419.54 × 2,966.68
  4. Step 4: Simplify right side
    4,286.62x = 19,044,683.57
  5. Step 5: Solve for x
    x = 19,044,683.57/4,286.62
  6. Step 6: Final answer
    x = 4,442.82

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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.