Home / 10,131.08-15,197.49-2,735.51

Finding the Fourth Proportional to 10,131.08, 15,197.49 and 2,735.51

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Solution

The fourth proportional to 10,131.08, 15,197.49 and 2,735.51 is: 4,103.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,131.08 : 15,197.49 = 2,735.51 : x
  2. Step 2: Convert to fraction form
    10,131.08/15,197.49 = 2,735.51/x
  3. Step 3: Cross multiply
    10,131.08x = 15,197.49 × 2,735.51
  4. Step 4: Simplify right side
    10,131.08x = 41,572,809.88
  5. Step 5: Solve for x
    x = 41,572,809.88/10,131.08
  6. Step 6: Final answer
    x = 4,103.49

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Half scale
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Double scale
Find fourth proportional to 10,132.08, 15,198.99 and 2,736.51
Similar ratio
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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.