Home / 4,223.59-6,335.40-2,491

Finding the Fourth Proportional to 4,223.59, 6,335.40 and 2,491

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Solution

The fourth proportional to 4,223.59, 6,335.40 and 2,491 is: 3,736.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,223.59 : 6,335.40 = 2,491 : x
  2. Step 2: Convert to fraction form
    4,223.59/6,335.40 = 2,491/x
  3. Step 3: Cross multiply
    4,223.59x = 6,335.40 × 2,491
  4. Step 4: Simplify right side
    4,223.59x = 15,781,481.40
  5. Step 5: Solve for x
    x = 15,781,481.40/4,223.59
  6. Step 6: Final answer
    x = 3,736.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.