Home / 3,913.35-5,398.56-2,341.14

Finding the Fourth Proportional to 3,913.35, 5,398.56 and 2,341.14

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Solution

The fourth proportional to 3,913.35, 5,398.56 and 2,341.14 is: 3,229.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,913.35 : 5,398.56 = 2,341.14 : x
  2. Step 2: Convert to fraction form
    3,913.35/5,398.56 = 2,341.14/x
  3. Step 3: Cross multiply
    3,913.35x = 5,398.56 × 2,341.14
  4. Step 4: Simplify right side
    3,913.35x = 12,638,784.76
  5. Step 5: Solve for x
    x = 12,638,784.76/3,913.35
  6. Step 6: Final answer
    x = 3,229.66

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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.