Home / 4,863.68-6,711.36-2,874.32

Finding the Fourth Proportional to 4,863.68, 6,711.36 and 2,874.32

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Solution

The fourth proportional to 4,863.68, 6,711.36 and 2,874.32 is: 3,966.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,863.68 : 6,711.36 = 2,874.32 : x
  2. Step 2: Convert to fraction form
    4,863.68/6,711.36 = 2,874.32/x
  3. Step 3: Cross multiply
    4,863.68x = 6,711.36 × 2,874.32
  4. Step 4: Simplify right side
    4,863.68x = 19,290,596.28
  5. Step 5: Solve for x
    x = 19,290,596.28/4,863.68
  6. Step 6: Final answer
    x = 3,966.26

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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.