Home / 6,174.18-8,520.48-4,408.80

Finding the Fourth Proportional to 6,174.18, 8,520.48 and 4,408.80

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Solution

The fourth proportional to 6,174.18, 8,520.48 and 4,408.80 is: 6,084.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,174.18 : 8,520.48 = 4,408.80 : x
  2. Step 2: Convert to fraction form
    6,174.18/8,520.48 = 4,408.80/x
  3. Step 3: Cross multiply
    6,174.18x = 8,520.48 × 4,408.80
  4. Step 4: Simplify right side
    6,174.18x = 37,565,092.22
  5. Step 5: Solve for x
    x = 37,565,092.22/6,174.18
  6. Step 6: Final answer
    x = 6,084.22

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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.