Home / 10,131.95-15,197.93-3,556.58

Finding the Fourth Proportional to 10,131.95, 15,197.93 and 3,556.58

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Solution

The fourth proportional to 10,131.95, 15,197.93 and 3,556.58 is: 5,334.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,131.95 : 15,197.93 = 3,556.58 : x
  2. Step 2: Convert to fraction form
    10,131.95/15,197.93 = 3,556.58/x
  3. Step 3: Cross multiply
    10,131.95x = 15,197.93 × 3,556.58
  4. Step 4: Simplify right side
    10,131.95x = 54,052,573.44
  5. Step 5: Solve for x
    x = 54,052,573.44/10,131.95
  6. Step 6: Final answer
    x = 5,334.86

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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.