Home / 4,479.13-6,181.20-2,490.16

Finding the Fourth Proportional to 4,479.13, 6,181.20 and 2,490.16

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Solution

The fourth proportional to 4,479.13, 6,181.20 and 2,490.16 is: 3,436.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,479.13 : 6,181.20 = 2,490.16 : x
  2. Step 2: Convert to fraction form
    4,479.13/6,181.20 = 2,490.16/x
  3. Step 3: Cross multiply
    4,479.13x = 6,181.20 × 2,490.16
  4. Step 4: Simplify right side
    4,479.13x = 15,392,146.09
  5. Step 5: Solve for x
    x = 15,392,146.09/4,479.13
  6. Step 6: Final answer
    x = 3,436.42

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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.