Home / 4,821.36-6,652.68-3,028.56

Finding the Fourth Proportional to 4,821.36, 6,652.68 and 3,028.56

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Solution

The fourth proportional to 4,821.36, 6,652.68 and 3,028.56 is: 4,178.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,821.36 : 6,652.68 = 3,028.56 : x
  2. Step 2: Convert to fraction form
    4,821.36/6,652.68 = 3,028.56/x
  3. Step 3: Cross multiply
    4,821.36x = 6,652.68 × 3,028.56
  4. Step 4: Simplify right side
    4,821.36x = 20,148,040.54
  5. Step 5: Solve for x
    x = 20,148,040.54/4,821.36
  6. Step 6: Final answer
    x = 4,178.91

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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.