Home / 9,174.53-13,748.30-4,102.57

Finding the Fourth Proportional to 9,174.53, 13,748.30 and 4,102.57

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Solution

The fourth proportional to 9,174.53, 13,748.30 and 4,102.57 is: 6,147.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,174.53 : 13,748.30 = 4,102.57 : x
  2. Step 2: Convert to fraction form
    9,174.53/13,748.30 = 4,102.57/x
  3. Step 3: Cross multiply
    9,174.53x = 13,748.30 × 4,102.57
  4. Step 4: Simplify right side
    9,174.53x = 56,403,308.25
  5. Step 5: Solve for x
    x = 56,403,308.25/9,174.53
  6. Step 6: Final answer
    x = 6,147.81

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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.