Home / 6,126.89-9,190.33-2,839.55

Finding the Fourth Proportional to 6,126.89, 9,190.33 and 2,839.55

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Solution

The fourth proportional to 6,126.89, 9,190.33 and 2,839.55 is: 4,259.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,126.89 : 9,190.33 = 2,839.55 : x
  2. Step 2: Convert to fraction form
    6,126.89/9,190.33 = 2,839.55/x
  3. Step 3: Cross multiply
    6,126.89x = 9,190.33 × 2,839.55
  4. Step 4: Simplify right side
    6,126.89x = 26,096,348.50
  5. Step 5: Solve for x
    x = 26,096,348.50/6,126.89
  6. Step 6: Final answer
    x = 4,259.32

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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.