Home / 11,381.99-17,072.78-4,360.10

Finding the Fourth Proportional to 11,381.99, 17,072.78 and 4,360.10

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Solution

The fourth proportional to 11,381.99, 17,072.78 and 4,360.10 is: 6,540.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,381.99 : 17,072.78 = 4,360.10 : x
  2. Step 2: Convert to fraction form
    11,381.99/17,072.78 = 4,360.10/x
  3. Step 3: Cross multiply
    11,381.99x = 17,072.78 × 4,360.10
  4. Step 4: Simplify right side
    11,381.99x = 74,438,920.91
  5. Step 5: Solve for x
    x = 74,438,920.91/11,381.99
  6. Step 6: Final answer
    x = 6,540.06

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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.