Home / 6,249.15-8,623.85-3,416.48

Finding the Fourth Proportional to 6,249.15, 8,623.85 and 3,416.48

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Solution

The fourth proportional to 6,249.15, 8,623.85 and 3,416.48 is: 4,714.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,249.15 : 8,623.85 = 3,416.48 : x
  2. Step 2: Convert to fraction form
    6,249.15/8,623.85 = 3,416.48/x
  3. Step 3: Cross multiply
    6,249.15x = 8,623.85 × 3,416.48
  4. Step 4: Simplify right side
    6,249.15x = 29,463,211.05
  5. Step 5: Solve for x
    x = 29,463,211.05/6,249.15
  6. Step 6: Final answer
    x = 4,714.75

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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.