Home / 9,156.67-13,725.77-3,607.86

Finding the Fourth Proportional to 9,156.67, 13,725.77 and 3,607.86

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Solution

The fourth proportional to 9,156.67, 13,725.77 and 3,607.86 is: 5,408.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,156.67 : 13,725.77 = 3,607.86 : x
  2. Step 2: Convert to fraction form
    9,156.67/13,725.77 = 3,607.86/x
  3. Step 3: Cross multiply
    9,156.67x = 13,725.77 × 3,607.86
  4. Step 4: Simplify right side
    9,156.67x = 49,520,656.55
  5. Step 5: Solve for x
    x = 49,520,656.55/9,156.67
  6. Step 6: Final answer
    x = 5,408.15

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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.