Home / 10,131.90-15,196.98-2,736.30

Finding the Fourth Proportional to 10,131.90, 15,196.98 and 2,736.30

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Solution

The fourth proportional to 10,131.90, 15,196.98 and 2,736.30 is: 4,104.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,131.90 : 15,196.98 = 2,736.30 : x
  2. Step 2: Convert to fraction form
    10,131.90/15,196.98 = 2,736.30/x
  3. Step 3: Cross multiply
    10,131.90x = 15,196.98 × 2,736.30
  4. Step 4: Simplify right side
    10,131.90x = 41,583,496.37
  5. Step 5: Solve for x
    x = 41,583,496.37/10,131.90
  6. Step 6: Final answer
    x = 4,104.22

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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.