Home / 8,939.02-13,408.11-3,096.08

Finding the Fourth Proportional to 8,939.02, 13,408.11 and 3,096.08

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Solution

The fourth proportional to 8,939.02, 13,408.11 and 3,096.08 is: 4,643.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,939.02 : 13,408.11 = 3,096.08 : x
  2. Step 2: Convert to fraction form
    8,939.02/13,408.11 = 3,096.08/x
  3. Step 3: Cross multiply
    8,939.02x = 13,408.11 × 3,096.08
  4. Step 4: Simplify right side
    8,939.02x = 41,512,581.21
  5. Step 5: Solve for x
    x = 41,512,581.21/8,939.02
  6. Step 6: Final answer
    x = 4,643.98

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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.