Home / 3,270.55-4,903.80-1,883.20

Finding the Fourth Proportional to 3,270.55, 4,903.80 and 1,883.20

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Solution

The fourth proportional to 3,270.55, 4,903.80 and 1,883.20 is: 2,823.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270.55 : 4,903.80 = 1,883.20 : x
  2. Step 2: Convert to fraction form
    3,270.55/4,903.80 = 1,883.20/x
  3. Step 3: Cross multiply
    3,270.55x = 4,903.80 × 1,883.20
  4. Step 4: Simplify right side
    3,270.55x = 9,234,836.16
  5. Step 5: Solve for x
    x = 9,234,836.16/3,270.55
  6. Step 6: Final answer
    x = 2,823.63

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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.