Home / 8,840.22-12,199.53-4,861.74

Finding the Fourth Proportional to 8,840.22, 12,199.53 and 4,861.74

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Solution

The fourth proportional to 8,840.22, 12,199.53 and 4,861.74 is: 6,709.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,840.22 : 12,199.53 = 4,861.74 : x
  2. Step 2: Convert to fraction form
    8,840.22/12,199.53 = 4,861.74/x
  3. Step 3: Cross multiply
    8,840.22x = 12,199.53 × 4,861.74
  4. Step 4: Simplify right side
    8,840.22x = 59,310,942.98
  5. Step 5: Solve for x
    x = 59,310,942.98/8,840.22
  6. Step 6: Final answer
    x = 6,709.22

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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.