Home / 3,335.10-4,998.36-2,821.16

Finding the Fourth Proportional to 3,335.10, 4,998.36 and 2,821.16

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Solution

The fourth proportional to 3,335.10, 4,998.36 and 2,821.16 is: 4,228.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,335.10 : 4,998.36 = 2,821.16 : x
  2. Step 2: Convert to fraction form
    3,335.10/4,998.36 = 2,821.16/x
  3. Step 3: Cross multiply
    3,335.10x = 4,998.36 × 2,821.16
  4. Step 4: Simplify right side
    3,335.10x = 14,101,173.30
  5. Step 5: Solve for x
    x = 14,101,173.30/3,335.10
  6. Step 6: Final answer
    x = 4,228.11

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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.