Home / 4,248.03-6,371.94-1,286.40

Finding the Fourth Proportional to 4,248.03, 6,371.94 and 1,286.40

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Solution

The fourth proportional to 4,248.03, 6,371.94 and 1,286.40 is: 1,929.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,248.03 : 6,371.94 = 1,286.40 : x
  2. Step 2: Convert to fraction form
    4,248.03/6,371.94 = 1,286.40/x
  3. Step 3: Cross multiply
    4,248.03x = 6,371.94 × 1,286.40
  4. Step 4: Simplify right side
    4,248.03x = 8,196,863.62
  5. Step 5: Solve for x
    x = 8,196,863.62/4,248.03
  6. Step 6: Final answer
    x = 1,929.57

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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.