Home / 3,724.79-5,587.25-3,028.19

Finding the Fourth Proportional to 3,724.79, 5,587.25 and 3,028.19

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Solution

The fourth proportional to 3,724.79, 5,587.25 and 3,028.19 is: 4,542.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,724.79 : 5,587.25 = 3,028.19 : x
  2. Step 2: Convert to fraction form
    3,724.79/5,587.25 = 3,028.19/x
  3. Step 3: Cross multiply
    3,724.79x = 5,587.25 × 3,028.19
  4. Step 4: Simplify right side
    3,724.79x = 16,919,211.50
  5. Step 5: Solve for x
    x = 16,919,211.50/3,724.79
  6. Step 6: Final answer
    x = 4,542.33

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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.