Home / 3,462.28-5,190.32-1,512.94

Finding the Fourth Proportional to 3,462.28, 5,190.32 and 1,512.94

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Solution

The fourth proportional to 3,462.28, 5,190.32 and 1,512.94 is: 2,268.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,462.28 : 5,190.32 = 1,512.94 : x
  2. Step 2: Convert to fraction form
    3,462.28/5,190.32 = 1,512.94/x
  3. Step 3: Cross multiply
    3,462.28x = 5,190.32 × 1,512.94
  4. Step 4: Simplify right side
    3,462.28x = 7,852,616.79
  5. Step 5: Solve for x
    x = 7,852,616.79/3,462.28
  6. Step 6: Final answer
    x = 2,268.05

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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.