Home / 8,144.24-12,216.36-3,526.16

Finding the Fourth Proportional to 8,144.24, 12,216.36 and 3,526.16

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Solution

The fourth proportional to 8,144.24, 12,216.36 and 3,526.16 is: 5,289.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,144.24 : 12,216.36 = 3,526.16 : x
  2. Step 2: Convert to fraction form
    8,144.24/12,216.36 = 3,526.16/x
  3. Step 3: Cross multiply
    8,144.24x = 12,216.36 × 3,526.16
  4. Step 4: Simplify right side
    8,144.24x = 43,076,839.98
  5. Step 5: Solve for x
    x = 43,076,839.98/8,144.24
  6. Step 6: Final answer
    x = 5,289.24

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Similar ratio
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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.