Home / 4,863.49-6,711.12-2,738.69

Finding the Fourth Proportional to 4,863.49, 6,711.12 and 2,738.69

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Solution

The fourth proportional to 4,863.49, 6,711.12 and 2,738.69 is: 3,779.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,863.49 : 6,711.12 = 2,738.69 : x
  2. Step 2: Convert to fraction form
    4,863.49/6,711.12 = 2,738.69/x
  3. Step 3: Cross multiply
    4,863.49x = 6,711.12 × 2,738.69
  4. Step 4: Simplify right side
    4,863.49x = 18,379,649.97
  5. Step 5: Solve for x
    x = 18,379,649.97/4,863.49
  6. Step 6: Final answer
    x = 3,779.10

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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.