Home / 10,958.80-16,435.16-3,165.52

Finding the Fourth Proportional to 10,958.80, 16,435.16 and 3,165.52

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Solution

The fourth proportional to 10,958.80, 16,435.16 and 3,165.52 is: 4,747.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,958.80 : 16,435.16 = 3,165.52 : x
  2. Step 2: Convert to fraction form
    10,958.80/16,435.16 = 3,165.52/x
  3. Step 3: Cross multiply
    10,958.80x = 16,435.16 × 3,165.52
  4. Step 4: Simplify right side
    10,958.80x = 52,025,827.68
  5. Step 5: Solve for x
    x = 52,025,827.68/10,958.80
  6. Step 6: Final answer
    x = 4,747.40

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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.