Home / 3,190.52-4,781.46-1,652.60

Finding the Fourth Proportional to 3,190.52, 4,781.46 and 1,652.60

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Solution

The fourth proportional to 3,190.52, 4,781.46 and 1,652.60 is: 2,476.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190.52 : 4,781.46 = 1,652.60 : x
  2. Step 2: Convert to fraction form
    3,190.52/4,781.46 = 1,652.60/x
  3. Step 3: Cross multiply
    3,190.52x = 4,781.46 × 1,652.60
  4. Step 4: Simplify right side
    3,190.52x = 7,901,840.80
  5. Step 5: Solve for x
    x = 7,901,840.80/3,190.52
  6. Step 6: Final answer
    x = 2,476.66

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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.