Home / 3,378.02-5,068.44-1,623.96

Finding the Fourth Proportional to 3,378.02, 5,068.44 and 1,623.96

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Solution

The fourth proportional to 3,378.02, 5,068.44 and 1,623.96 is: 2,436.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,378.02 : 5,068.44 = 1,623.96 : x
  2. Step 2: Convert to fraction form
    3,378.02/5,068.44 = 1,623.96/x
  3. Step 3: Cross multiply
    3,378.02x = 5,068.44 × 1,623.96
  4. Step 4: Simplify right side
    3,378.02x = 8,230,943.82
  5. Step 5: Solve for x
    x = 8,230,943.82/3,378.02
  6. Step 6: Final answer
    x = 2,436.62

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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.