Home / 11,402.06-17,102.43-3,081.44

Finding the Fourth Proportional to 11,402.06, 17,102.43 and 3,081.44

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Solution

The fourth proportional to 11,402.06, 17,102.43 and 3,081.44 is: 4,621.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,402.06 : 17,102.43 = 3,081.44 : x
  2. Step 2: Convert to fraction form
    11,402.06/17,102.43 = 3,081.44/x
  3. Step 3: Cross multiply
    11,402.06x = 17,102.43 × 3,081.44
  4. Step 4: Simplify right side
    11,402.06x = 52,700,154.66
  5. Step 5: Solve for x
    x = 52,700,154.66/11,402.06
  6. Step 6: Final answer
    x = 4,621.99

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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.