Home / 4,028.06-5,557.38-2,435.20

Finding the Fourth Proportional to 4,028.06, 5,557.38 and 2,435.20

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Solution

The fourth proportional to 4,028.06, 5,557.38 and 2,435.20 is: 3,359.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,028.06 : 5,557.38 = 2,435.20 : x
  2. Step 2: Convert to fraction form
    4,028.06/5,557.38 = 2,435.20/x
  3. Step 3: Cross multiply
    4,028.06x = 5,557.38 × 2,435.20
  4. Step 4: Simplify right side
    4,028.06x = 13,533,317.88
  5. Step 5: Solve for x
    x = 13,533,317.88/4,028.06
  6. Step 6: Final answer
    x = 3,359.76

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Half scale
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Double scale
Find fourth proportional to 4,029.06, 5,558.76 and 2,436.20
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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.