Home / 6,249.10-8,623.79-3,416.53

Finding the Fourth Proportional to 6,249.10, 8,623.79 and 3,416.53

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Solution

The fourth proportional to 6,249.10, 8,623.79 and 3,416.53 is: 4,714.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,249.10 : 8,623.79 = 3,416.53 : x
  2. Step 2: Convert to fraction form
    6,249.10/8,623.79 = 3,416.53/x
  3. Step 3: Cross multiply
    6,249.10x = 8,623.79 × 3,416.53
  4. Step 4: Simplify right side
    6,249.10x = 29,463,437.25
  5. Step 5: Solve for x
    x = 29,463,437.25/6,249.10
  6. Step 6: Final answer
    x = 4,714.83

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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.