Home / 8,937.42-13,408.03-2,697.90

Finding the Fourth Proportional to 8,937.42, 13,408.03 and 2,697.90

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Solution

The fourth proportional to 8,937.42, 13,408.03 and 2,697.90 is: 4,047.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,937.42 : 13,408.03 = 2,697.90 : x
  2. Step 2: Convert to fraction form
    8,937.42/13,408.03 = 2,697.90/x
  3. Step 3: Cross multiply
    8,937.42x = 13,408.03 × 2,697.90
  4. Step 4: Simplify right side
    8,937.42x = 36,173,524.14
  5. Step 5: Solve for x
    x = 36,173,524.14/8,937.42
  6. Step 6: Final answer
    x = 4,047.42

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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.