Home / 3,649.12-5,468.43-1,568.54

Finding the Fourth Proportional to 3,649.12, 5,468.43 and 1,568.54

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Solution

The fourth proportional to 3,649.12, 5,468.43 and 1,568.54 is: 2,350.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,649.12 : 5,468.43 = 1,568.54 : x
  2. Step 2: Convert to fraction form
    3,649.12/5,468.43 = 1,568.54/x
  3. Step 3: Cross multiply
    3,649.12x = 5,468.43 × 1,568.54
  4. Step 4: Simplify right side
    3,649.12x = 8,577,451.19
  5. Step 5: Solve for x
    x = 8,577,451.19/3,649.12
  6. Step 6: Final answer
    x = 2,350.55

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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.