Home / 4,878.67-6,732.60-2,863.29

Finding the Fourth Proportional to 4,878.67, 6,732.60 and 2,863.29

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Solution

The fourth proportional to 4,878.67, 6,732.60 and 2,863.29 is: 3,951.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,878.67 : 6,732.60 = 2,863.29 : x
  2. Step 2: Convert to fraction form
    4,878.67/6,732.60 = 2,863.29/x
  3. Step 3: Cross multiply
    4,878.67x = 6,732.60 × 2,863.29
  4. Step 4: Simplify right side
    4,878.67x = 19,277,386.25
  5. Step 5: Solve for x
    x = 19,277,386.25/4,878.67
  6. Step 6: Final answer
    x = 3,951.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.