Home / 3,493.42-4,821.31-2,001.50

Finding the Fourth Proportional to 3,493.42, 4,821.31 and 2,001.50

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Solution

The fourth proportional to 3,493.42, 4,821.31 and 2,001.50 is: 2,762.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,493.42 : 4,821.31 = 2,001.50 : x
  2. Step 2: Convert to fraction form
    3,493.42/4,821.31 = 2,001.50/x
  3. Step 3: Cross multiply
    3,493.42x = 4,821.31 × 2,001.50
  4. Step 4: Simplify right side
    3,493.42x = 9,649,851.97
  5. Step 5: Solve for x
    x = 9,649,851.97/3,493.42
  6. Step 6: Final answer
    x = 2,762.29

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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.