Home / 4,169.22-5,745.57-2,988.24

Finding the Fourth Proportional to 4,169.22, 5,745.57 and 2,988.24

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Solution

The fourth proportional to 4,169.22, 5,745.57 and 2,988.24 is: 4,118.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,169.22 : 5,745.57 = 2,988.24 : x
  2. Step 2: Convert to fraction form
    4,169.22/5,745.57 = 2,988.24/x
  3. Step 3: Cross multiply
    4,169.22x = 5,745.57 × 2,988.24
  4. Step 4: Simplify right side
    4,169.22x = 17,169,142.10
  5. Step 5: Solve for x
    x = 17,169,142.10/4,169.22
  6. Step 6: Final answer
    x = 4,118.07

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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.