Home / 4,028.03-5,562.89-2,772.32

Finding the Fourth Proportional to 4,028.03, 5,562.89 and 2,772.32

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Solution

The fourth proportional to 4,028.03, 5,562.89 and 2,772.32 is: 3,828.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,028.03 : 5,562.89 = 2,772.32 : x
  2. Step 2: Convert to fraction form
    4,028.03/5,562.89 = 2,772.32/x
  3. Step 3: Cross multiply
    4,028.03x = 5,562.89 × 2,772.32
  4. Step 4: Simplify right side
    4,028.03x = 15,422,069.53
  5. Step 5: Solve for x
    x = 15,422,069.53/4,028.03
  6. Step 6: Final answer
    x = 3,828.69

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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.