Home / 8,447.44-12,670.08-3,516.16

Finding the Fourth Proportional to 8,447.44, 12,670.08 and 3,516.16

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Solution

The fourth proportional to 8,447.44, 12,670.08 and 3,516.16 is: 5,273.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,447.44 : 12,670.08 = 3,516.16 : x
  2. Step 2: Convert to fraction form
    8,447.44/12,670.08 = 3,516.16/x
  3. Step 3: Cross multiply
    8,447.44x = 12,670.08 × 3,516.16
  4. Step 4: Simplify right side
    8,447.44x = 44,550,028.49
  5. Step 5: Solve for x
    x = 44,550,028.49/8,447.44
  6. Step 6: Final answer
    x = 5,273.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.