Home / 4,112.08-5,674.81-2,343.40

Finding the Fourth Proportional to 4,112.08, 5,674.81 and 2,343.40

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Solution

The fourth proportional to 4,112.08, 5,674.81 and 2,343.40 is: 3,233.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,112.08 : 5,674.81 = 2,343.40 : x
  2. Step 2: Convert to fraction form
    4,112.08/5,674.81 = 2,343.40/x
  3. Step 3: Cross multiply
    4,112.08x = 5,674.81 × 2,343.40
  4. Step 4: Simplify right side
    4,112.08x = 13,298,321.38
  5. Step 5: Solve for x
    x = 13,298,321.38/4,112.08
  6. Step 6: Final answer
    x = 3,233.97

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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.