Home / 3,291.04-4,940.20-1,344.60

Finding the Fourth Proportional to 3,291.04, 4,940.20 and 1,344.60

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Solution

The fourth proportional to 3,291.04, 4,940.20 and 1,344.60 is: 2,018.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291.04 : 4,940.20 = 1,344.60 : x
  2. Step 2: Convert to fraction form
    3,291.04/4,940.20 = 1,344.60/x
  3. Step 3: Cross multiply
    3,291.04x = 4,940.20 × 1,344.60
  4. Step 4: Simplify right side
    3,291.04x = 6,642,592.92
  5. Step 5: Solve for x
    x = 6,642,592.92/3,291.04
  6. Step 6: Final answer
    x = 2,018.39

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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.