Home / 4,863.98-6,711.32-2,874.86

Finding the Fourth Proportional to 4,863.98, 6,711.32 and 2,874.86

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Solution

The fourth proportional to 4,863.98, 6,711.32 and 2,874.86 is: 3,966.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,863.98 : 6,711.32 = 2,874.86 : x
  2. Step 2: Convert to fraction form
    4,863.98/6,711.32 = 2,874.86/x
  3. Step 3: Cross multiply
    4,863.98x = 6,711.32 × 2,874.86
  4. Step 4: Simplify right side
    4,863.98x = 19,294,104.21
  5. Step 5: Solve for x
    x = 19,294,104.21/4,863.98
  6. Step 6: Final answer
    x = 3,966.73

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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.