Home / 4,906.46-7,360.60-1,621.86

Finding the Fourth Proportional to 4,906.46, 7,360.60 and 1,621.86

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Solution

The fourth proportional to 4,906.46, 7,360.60 and 1,621.86 is: 2,433.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,906.46 : 7,360.60 = 1,621.86 : x
  2. Step 2: Convert to fraction form
    4,906.46/7,360.60 = 1,621.86/x
  3. Step 3: Cross multiply
    4,906.46x = 7,360.60 × 1,621.86
  4. Step 4: Simplify right side
    4,906.46x = 11,937,862.72
  5. Step 5: Solve for x
    x = 11,937,862.72/4,906.46
  6. Step 6: Final answer
    x = 2,433.09

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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.