Home / 6,190.56-9,289.62-2,679.89

Finding the Fourth Proportional to 6,190.56, 9,289.62 and 2,679.89

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Solution

The fourth proportional to 6,190.56, 9,289.62 and 2,679.89 is: 4,021.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,190.56 : 9,289.62 = 2,679.89 : x
  2. Step 2: Convert to fraction form
    6,190.56/9,289.62 = 2,679.89/x
  3. Step 3: Cross multiply
    6,190.56x = 9,289.62 × 2,679.89
  4. Step 4: Simplify right side
    6,190.56x = 24,895,113.29
  5. Step 5: Solve for x
    x = 24,895,113.29/6,190.56
  6. Step 6: Final answer
    x = 4,021.46

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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.