Home / 3,351.58-5,028.73-1,502.20

Finding the Fourth Proportional to 3,351.58, 5,028.73 and 1,502.20

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Solution

The fourth proportional to 3,351.58, 5,028.73 and 1,502.20 is: 2,253.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,351.58 : 5,028.73 = 1,502.20 : x
  2. Step 2: Convert to fraction form
    3,351.58/5,028.73 = 1,502.20/x
  3. Step 3: Cross multiply
    3,351.58x = 5,028.73 × 1,502.20
  4. Step 4: Simplify right side
    3,351.58x = 7,554,140.90
  5. Step 5: Solve for x
    x = 7,554,140.90/3,351.58
  6. Step 6: Final answer
    x = 2,253.91

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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.