Home / 4,479.44-6,181.62-2,490.18

Finding the Fourth Proportional to 4,479.44, 6,181.62 and 2,490.18

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Solution

The fourth proportional to 4,479.44, 6,181.62 and 2,490.18 is: 3,436.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,479.44 : 6,181.62 = 2,490.18 : x
  2. Step 2: Convert to fraction form
    4,479.44/6,181.62 = 2,490.18/x
  3. Step 3: Cross multiply
    4,479.44x = 6,181.62 × 2,490.18
  4. Step 4: Simplify right side
    4,479.44x = 15,393,346.49
  5. Step 5: Solve for x
    x = 15,393,346.49/4,479.44
  6. Step 6: Final answer
    x = 3,436.44

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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.