Home / 3,311.54-4,968.15-1,337.30

Finding the Fourth Proportional to 3,311.54, 4,968.15 and 1,337.30

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Solution

The fourth proportional to 3,311.54, 4,968.15 and 1,337.30 is: 2,006.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,311.54 : 4,968.15 = 1,337.30 : x
  2. Step 2: Convert to fraction form
    3,311.54/4,968.15 = 1,337.30/x
  3. Step 3: Cross multiply
    3,311.54x = 4,968.15 × 1,337.30
  4. Step 4: Simplify right side
    3,311.54x = 6,643,907.00
  5. Step 5: Solve for x
    x = 6,643,907.00/3,311.54
  6. Step 6: Final answer
    x = 2,006.29

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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.