Home / 4,479.93-6,181.61-2,490.48

Finding the Fourth Proportional to 4,479.93, 6,181.61 and 2,490.48

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Solution

The fourth proportional to 4,479.93, 6,181.61 and 2,490.48 is: 3,436.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,479.93 : 6,181.61 = 2,490.48 : x
  2. Step 2: Convert to fraction form
    4,479.93/6,181.61 = 2,490.48/x
  3. Step 3: Cross multiply
    4,479.93x = 6,181.61 × 2,490.48
  4. Step 4: Simplify right side
    4,479.93x = 15,395,163.62
  5. Step 5: Solve for x
    x = 15,395,163.62/4,479.93
  6. Step 6: Final answer
    x = 3,436.47

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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.