Home / 5,410.20-8,097.30-3,925.20

Finding the Fourth Proportional to 5,410.20, 8,097.30 and 3,925.20

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Solution

The fourth proportional to 5,410.20, 8,097.30 and 3,925.20 is: 5,874.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,410.20 : 8,097.30 = 3,925.20 : x
  2. Step 2: Convert to fraction form
    5,410.20/8,097.30 = 3,925.20/x
  3. Step 3: Cross multiply
    5,410.20x = 8,097.30 × 3,925.20
  4. Step 4: Simplify right side
    5,410.20x = 31,783,521.96
  5. Step 5: Solve for x
    x = 31,783,521.96/5,410.20
  6. Step 6: Final answer
    x = 5,874.74

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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.