Home / 11,932.11-17,898.64-3,167.10

Finding the Fourth Proportional to 11,932.11, 17,898.64 and 3,167.10

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Solution

The fourth proportional to 11,932.11, 17,898.64 and 3,167.10 is: 4,750.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,932.11 : 17,898.64 = 3,167.10 : x
  2. Step 2: Convert to fraction form
    11,932.11/17,898.64 = 3,167.10/x
  3. Step 3: Cross multiply
    11,932.11x = 17,898.64 × 3,167.10
  4. Step 4: Simplify right side
    11,932.11x = 56,686,774.83
  5. Step 5: Solve for x
    x = 56,686,774.83/11,932.11
  6. Step 6: Final answer
    x = 4,750.78

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1.5x scale

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.