Home / 6,145.76-8,481.02-3,351.26

Finding the Fourth Proportional to 6,145.76, 8,481.02 and 3,351.26

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Solution

The fourth proportional to 6,145.76, 8,481.02 and 3,351.26 is: 4,624.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,145.76 : 8,481.02 = 3,351.26 : x
  2. Step 2: Convert to fraction form
    6,145.76/8,481.02 = 3,351.26/x
  3. Step 3: Cross multiply
    6,145.76x = 8,481.02 × 3,351.26
  4. Step 4: Simplify right side
    6,145.76x = 28,422,043.92
  5. Step 5: Solve for x
    x = 28,422,043.92/6,145.76
  6. Step 6: Final answer
    x = 4,624.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.