Home / 6,408.36-8,843.16-3,614.04

Finding the Fourth Proportional to 6,408.36, 8,843.16 and 3,614.04

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Solution

The fourth proportional to 6,408.36, 8,843.16 and 3,614.04 is: 4,987.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,408.36 : 8,843.16 = 3,614.04 : x
  2. Step 2: Convert to fraction form
    6,408.36/8,843.16 = 3,614.04/x
  3. Step 3: Cross multiply
    6,408.36x = 8,843.16 × 3,614.04
  4. Step 4: Simplify right side
    6,408.36x = 31,959,533.97
  5. Step 5: Solve for x
    x = 31,959,533.97/6,408.36
  6. Step 6: Final answer
    x = 4,987.16

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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.