Home / 3,270.47-4,510.98-2,261.73

Finding the Fourth Proportional to 3,270.47, 4,510.98 and 2,261.73

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Solution

The fourth proportional to 3,270.47, 4,510.98 and 2,261.73 is: 3,119.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270.47 : 4,510.98 = 2,261.73 : x
  2. Step 2: Convert to fraction form
    3,270.47/4,510.98 = 2,261.73/x
  3. Step 3: Cross multiply
    3,270.47x = 4,510.98 × 2,261.73
  4. Step 4: Simplify right side
    3,270.47x = 10,202,618.80
  5. Step 5: Solve for x
    x = 10,202,618.80/3,270.47
  6. Step 6: Final answer
    x = 3,119.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.