Home / 3,706.38-5,116.14-2,214.81

Finding the Fourth Proportional to 3,706.38, 5,116.14 and 2,214.81

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Solution

The fourth proportional to 3,706.38, 5,116.14 and 2,214.81 is: 3,057.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,706.38 : 5,116.14 = 2,214.81 : x
  2. Step 2: Convert to fraction form
    3,706.38/5,116.14 = 2,214.81/x
  3. Step 3: Cross multiply
    3,706.38x = 5,116.14 × 2,214.81
  4. Step 4: Simplify right side
    3,706.38x = 11,331,278.03
  5. Step 5: Solve for x
    x = 11,331,278.03/3,706.38
  6. Step 6: Final answer
    x = 3,057.24

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Half scale
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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.