Home / 5,442.90-8,165.51-3,104.02

Finding the Fourth Proportional to 5,442.90, 8,165.51 and 3,104.02

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Solution

The fourth proportional to 5,442.90, 8,165.51 and 3,104.02 is: 4,656.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,442.90 : 8,165.51 = 3,104.02 : x
  2. Step 2: Convert to fraction form
    5,442.90/8,165.51 = 3,104.02/x
  3. Step 3: Cross multiply
    5,442.90x = 8,165.51 × 3,104.02
  4. Step 4: Simplify right side
    5,442.90x = 25,345,912.68
  5. Step 5: Solve for x
    x = 25,345,912.68/5,442.90
  6. Step 6: Final answer
    x = 4,656.70

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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.