Home / 3,958.14-5,462.19-2,386.38

Finding the Fourth Proportional to 3,958.14, 5,462.19 and 2,386.38

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Solution

The fourth proportional to 3,958.14, 5,462.19 and 2,386.38 is: 3,293.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,958.14 : 5,462.19 = 2,386.38 : x
  2. Step 2: Convert to fraction form
    3,958.14/5,462.19 = 2,386.38/x
  3. Step 3: Cross multiply
    3,958.14x = 5,462.19 × 2,386.38
  4. Step 4: Simplify right side
    3,958.14x = 13,034,860.97
  5. Step 5: Solve for x
    x = 13,034,860.97/3,958.14
  6. Step 6: Final answer
    x = 3,293.18

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Half scale
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Double 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.