Home / 4,091.63-6,126.33-3,209.45

Finding the Fourth Proportional to 4,091.63, 6,126.33 and 3,209.45

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Solution

The fourth proportional to 4,091.63, 6,126.33 and 3,209.45 is: 4,805.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,091.63 : 6,126.33 = 3,209.45 : x
  2. Step 2: Convert to fraction form
    4,091.63/6,126.33 = 3,209.45/x
  3. Step 3: Cross multiply
    4,091.63x = 6,126.33 × 3,209.45
  4. Step 4: Simplify right side
    4,091.63x = 19,662,149.82
  5. Step 5: Solve for x
    x = 19,662,149.82/4,091.63
  6. Step 6: Final answer
    x = 4,805.46

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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.