Home / 6,170.22-8,518.79-4,281.20

Finding the Fourth Proportional to 6,170.22, 8,518.79 and 4,281.20

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Solution

The fourth proportional to 6,170.22, 8,518.79 and 4,281.20 is: 5,910.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,170.22 : 8,518.79 = 4,281.20 : x
  2. Step 2: Convert to fraction form
    6,170.22/8,518.79 = 4,281.20/x
  3. Step 3: Cross multiply
    6,170.22x = 8,518.79 × 4,281.20
  4. Step 4: Simplify right side
    6,170.22x = 36,470,611.86
  5. Step 5: Solve for x
    x = 36,470,611.86/6,170.22
  6. Step 6: Final answer
    x = 5,910.75

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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.