Home / 6,211.13-8,571.42-3,416.63

Finding the Fourth Proportional to 6,211.13, 8,571.42 and 3,416.63

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Solution

The fourth proportional to 6,211.13, 8,571.42 and 3,416.63 is: 4,714.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,211.13 : 8,571.42 = 3,416.63 : x
  2. Step 2: Convert to fraction form
    6,211.13/8,571.42 = 3,416.63/x
  3. Step 3: Cross multiply
    6,211.13x = 8,571.42 × 3,416.63
  4. Step 4: Simplify right side
    6,211.13x = 29,285,327.86
  5. Step 5: Solve for x
    x = 29,285,327.86/6,211.13
  6. Step 6: Final answer
    x = 4,714.98

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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.