Home / 3,516.85-4,849.77-2,257.71

Finding the Fourth Proportional to 3,516.85, 4,849.77 and 2,257.71

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Solution

The fourth proportional to 3,516.85, 4,849.77 and 2,257.71 is: 3,113.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516.85 : 4,849.77 = 2,257.71 : x
  2. Step 2: Convert to fraction form
    3,516.85/4,849.77 = 2,257.71/x
  3. Step 3: Cross multiply
    3,516.85x = 4,849.77 × 2,257.71
  4. Step 4: Simplify right side
    3,516.85x = 10,949,374.23
  5. Step 5: Solve for x
    x = 10,949,374.23/3,516.85
  6. Step 6: Final answer
    x = 3,113.40

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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.