Home / 5,609.24-7,741.09-3,091.35

Finding the Fourth Proportional to 5,609.24, 7,741.09 and 3,091.35

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Solution

The fourth proportional to 5,609.24, 7,741.09 and 3,091.35 is: 4,266.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,609.24 : 7,741.09 = 3,091.35 : x
  2. Step 2: Convert to fraction form
    5,609.24/7,741.09 = 3,091.35/x
  3. Step 3: Cross multiply
    5,609.24x = 7,741.09 × 3,091.35
  4. Step 4: Simplify right side
    5,609.24x = 23,930,418.57
  5. Step 5: Solve for x
    x = 23,930,418.57/5,609.24
  6. Step 6: Final answer
    x = 4,266.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.