Home / 5,481.02-8,218.35-3,015.24

Finding the Fourth Proportional to 5,481.02, 8,218.35 and 3,015.24

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Solution

The fourth proportional to 5,481.02, 8,218.35 and 3,015.24 is: 4,521.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,481.02 : 8,218.35 = 3,015.24 : x
  2. Step 2: Convert to fraction form
    5,481.02/8,218.35 = 3,015.24/x
  3. Step 3: Cross multiply
    5,481.02x = 8,218.35 × 3,015.24
  4. Step 4: Simplify right side
    5,481.02x = 24,780,297.65
  5. Step 5: Solve for x
    x = 24,780,297.65/5,481.02
  6. Step 6: Final answer
    x = 4,521.11

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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.