Home / 8,840.38-12,199.41-4,861.47

Finding the Fourth Proportional to 8,840.38, 12,199.41 and 4,861.47

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Solution

The fourth proportional to 8,840.38, 12,199.41 and 4,861.47 is: 6,708.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,840.38 : 12,199.41 = 4,861.47 : x
  2. Step 2: Convert to fraction form
    8,840.38/12,199.41 = 4,861.47/x
  3. Step 3: Cross multiply
    8,840.38x = 12,199.41 × 4,861.47
  4. Step 4: Simplify right side
    8,840.38x = 59,307,004.74
  5. Step 5: Solve for x
    x = 59,307,004.74/8,840.38
  6. Step 6: Final answer
    x = 6,708.65

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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.