Home / 6,108.96-9,158.31-4,254.60

Finding the Fourth Proportional to 6,108.96, 9,158.31 and 4,254.60

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Solution

The fourth proportional to 6,108.96, 9,158.31 and 4,254.60 is: 6,378.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,108.96 : 9,158.31 = 4,254.60 : x
  2. Step 2: Convert to fraction form
    6,108.96/9,158.31 = 4,254.60/x
  3. Step 3: Cross multiply
    6,108.96x = 9,158.31 × 4,254.60
  4. Step 4: Simplify right side
    6,108.96x = 38,964,945.73
  5. Step 5: Solve for x
    x = 38,964,945.73/6,108.96
  6. Step 6: Final answer
    x = 6,378.33

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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.