Home / 3,260.52-4,885.02-1,722.60

Finding the Fourth Proportional to 3,260.52, 4,885.02 and 1,722.60

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Solution

The fourth proportional to 3,260.52, 4,885.02 and 1,722.60 is: 2,580.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260.52 : 4,885.02 = 1,722.60 : x
  2. Step 2: Convert to fraction form
    3,260.52/4,885.02 = 1,722.60/x
  3. Step 3: Cross multiply
    3,260.52x = 4,885.02 × 1,722.60
  4. Step 4: Simplify right side
    3,260.52x = 8,414,935.45
  5. Step 5: Solve for x
    x = 8,414,935.45/3,260.52
  6. Step 6: Final answer
    x = 2,580.86

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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.