Home / 4,019.28-6,021.36-3,150.96

Finding the Fourth Proportional to 4,019.28, 6,021.36 and 3,150.96

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Solution

The fourth proportional to 4,019.28, 6,021.36 and 3,150.96 is: 4,720.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,019.28 : 6,021.36 = 3,150.96 : x
  2. Step 2: Convert to fraction form
    4,019.28/6,021.36 = 3,150.96/x
  3. Step 3: Cross multiply
    4,019.28x = 6,021.36 × 3,150.96
  4. Step 4: Simplify right side
    4,019.28x = 18,973,064.51
  5. Step 5: Solve for x
    x = 18,973,064.51/4,019.28
  6. Step 6: Final answer
    x = 4,720.51

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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.