Home / 7,419.23-11,131.13-3,037.03

Finding the Fourth Proportional to 7,419.23, 11,131.13 and 3,037.03

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Solution

The fourth proportional to 7,419.23, 11,131.13 and 3,037.03 is: 4,556.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,419.23 : 11,131.13 = 3,037.03 : x
  2. Step 2: Convert to fraction form
    7,419.23/11,131.13 = 3,037.03/x
  3. Step 3: Cross multiply
    7,419.23x = 11,131.13 × 3,037.03
  4. Step 4: Simplify right side
    7,419.23x = 33,805,575.74
  5. Step 5: Solve for x
    x = 33,805,575.74/7,419.23
  6. Step 6: Final answer
    x = 4,556.48

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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.