Home / 3,470.73-5,202.45-2,154.48

Finding the Fourth Proportional to 3,470.73, 5,202.45 and 2,154.48

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Solution

The fourth proportional to 3,470.73, 5,202.45 and 2,154.48 is: 3,229.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,470.73 : 5,202.45 = 2,154.48 : x
  2. Step 2: Convert to fraction form
    3,470.73/5,202.45 = 2,154.48/x
  3. Step 3: Cross multiply
    3,470.73x = 5,202.45 × 2,154.48
  4. Step 4: Simplify right side
    3,470.73x = 11,208,574.48
  5. Step 5: Solve for x
    x = 11,208,574.48/3,470.73
  6. Step 6: Final answer
    x = 3,229.46

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1.5x scale

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.