Home / 9,165.08-13,748.64-2,923.64

Finding the Fourth Proportional to 9,165.08, 13,748.64 and 2,923.64

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Solution

The fourth proportional to 9,165.08, 13,748.64 and 2,923.64 is: 4,385.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,165.08 : 13,748.64 = 2,923.64 : x
  2. Step 2: Convert to fraction form
    9,165.08/13,748.64 = 2,923.64/x
  3. Step 3: Cross multiply
    9,165.08x = 13,748.64 × 2,923.64
  4. Step 4: Simplify right side
    9,165.08x = 40,196,073.85
  5. Step 5: Solve for x
    x = 40,196,073.85/9,165.08
  6. Step 6: Final answer
    x = 4,385.79

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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.