Home / 8,057.06-12,074.35-4,351.31

Finding the Fourth Proportional to 8,057.06, 12,074.35 and 4,351.31

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Solution

The fourth proportional to 8,057.06, 12,074.35 and 4,351.31 is: 6,520.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,057.06 : 12,074.35 = 4,351.31 : x
  2. Step 2: Convert to fraction form
    8,057.06/12,074.35 = 4,351.31/x
  3. Step 3: Cross multiply
    8,057.06x = 12,074.35 × 4,351.31
  4. Step 4: Simplify right side
    8,057.06x = 52,539,239.90
  5. Step 5: Solve for x
    x = 52,539,239.90/8,057.06
  6. Step 6: Final answer
    x = 6,520.89

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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.