Home / 3,513.16-4,847.88-2,318.14

Finding the Fourth Proportional to 3,513.16, 4,847.88 and 2,318.14

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Solution

The fourth proportional to 3,513.16, 4,847.88 and 2,318.14 is: 3,198.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,513.16 : 4,847.88 = 2,318.14 : x
  2. Step 2: Convert to fraction form
    3,513.16/4,847.88 = 2,318.14/x
  3. Step 3: Cross multiply
    3,513.16x = 4,847.88 × 2,318.14
  4. Step 4: Simplify right side
    3,513.16x = 11,238,064.54
  5. Step 5: Solve for x
    x = 11,238,064.54/3,513.16
  6. Step 6: Final answer
    x = 3,198.85

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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.