Home / 8,164.16-11,266.80-4,438.16

Finding the Fourth Proportional to 8,164.16, 11,266.80 and 4,438.16

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Solution

The fourth proportional to 8,164.16, 11,266.80 and 4,438.16 is: 6,124.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,164.16 : 11,266.80 = 4,438.16 : x
  2. Step 2: Convert to fraction form
    8,164.16/11,266.80 = 4,438.16/x
  3. Step 3: Cross multiply
    8,164.16x = 11,266.80 × 4,438.16
  4. Step 4: Simplify right side
    8,164.16x = 50,003,861.09
  5. Step 5: Solve for x
    x = 50,003,861.09/8,164.16
  6. Step 6: Final answer
    x = 6,124.80

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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.