Home / 4,019.90-5,549.34-3,025.56

Finding the Fourth Proportional to 4,019.90, 5,549.34 and 3,025.56

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Solution

The fourth proportional to 4,019.90, 5,549.34 and 3,025.56 is: 4,176.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,019.90 : 5,549.34 = 3,025.56 : x
  2. Step 2: Convert to fraction form
    4,019.90/5,549.34 = 3,025.56/x
  3. Step 3: Cross multiply
    4,019.90x = 5,549.34 × 3,025.56
  4. Step 4: Simplify right side
    4,019.90x = 16,789,861.13
  5. Step 5: Solve for x
    x = 16,789,861.13/4,019.90
  6. Step 6: Final answer
    x = 4,176.69

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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.