Home / 8,840.43-12,199.88-4,861.57

Finding the Fourth Proportional to 8,840.43, 12,199.88 and 4,861.57

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Solution

The fourth proportional to 8,840.43, 12,199.88 and 4,861.57 is: 6,709.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,840.43 : 12,199.88 = 4,861.57 : x
  2. Step 2: Convert to fraction form
    8,840.43/12,199.88 = 4,861.57/x
  3. Step 3: Cross multiply
    8,840.43x = 12,199.88 × 4,861.57
  4. Step 4: Simplify right side
    8,840.43x = 59,310,598.02
  5. Step 5: Solve for x
    x = 59,310,598.02/8,840.43
  6. Step 6: Final answer
    x = 6,709.02

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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.