Home / 4,028.80-5,558.60-2,350.28

Finding the Fourth Proportional to 4,028.80, 5,558.60 and 2,350.28

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Solution

The fourth proportional to 4,028.80, 5,558.60 and 2,350.28 is: 3,242.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,028.80 : 5,558.60 = 2,350.28 : x
  2. Step 2: Convert to fraction form
    4,028.80/5,558.60 = 2,350.28/x
  3. Step 3: Cross multiply
    4,028.80x = 5,558.60 × 2,350.28
  4. Step 4: Simplify right side
    4,028.80x = 13,064,266.41
  5. Step 5: Solve for x
    x = 13,064,266.41/4,028.80
  6. Step 6: Final answer
    x = 3,242.72

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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.