Home / 3,158.96-4,358.44-2,110

Finding the Fourth Proportional to 3,158.96, 4,358.44 and 2,110

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Solution

The fourth proportional to 3,158.96, 4,358.44 and 2,110 is: 2,911.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158.96 : 4,358.44 = 2,110 : x
  2. Step 2: Convert to fraction form
    3,158.96/4,358.44 = 2,110/x
  3. Step 3: Cross multiply
    3,158.96x = 4,358.44 × 2,110
  4. Step 4: Simplify right side
    3,158.96x = 9,196,308.40
  5. Step 5: Solve for x
    x = 9,196,308.40/3,158.96
  6. Step 6: Final answer
    x = 2,911.18

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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.