Home / 9,405.08-14,109.78-3,164.92

Finding the Fourth Proportional to 9,405.08, 14,109.78 and 3,164.92

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Solution

The fourth proportional to 9,405.08, 14,109.78 and 3,164.92 is: 4,748.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,405.08 : 14,109.78 = 3,164.92 : x
  2. Step 2: Convert to fraction form
    9,405.08/14,109.78 = 3,164.92/x
  3. Step 3: Cross multiply
    9,405.08x = 14,109.78 × 3,164.92
  4. Step 4: Simplify right side
    9,405.08x = 44,656,309.09
  5. Step 5: Solve for x
    x = 44,656,309.09/9,405.08
  6. Step 6: Final answer
    x = 4,748.11

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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.