Home / 4,479.59-6,181.84-2,490.10

Finding the Fourth Proportional to 4,479.59, 6,181.84 and 2,490.10

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Solution

The fourth proportional to 4,479.59, 6,181.84 and 2,490.10 is: 3,436.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,479.59 : 6,181.84 = 2,490.10 : x
  2. Step 2: Convert to fraction form
    4,479.59/6,181.84 = 2,490.10/x
  3. Step 3: Cross multiply
    4,479.59x = 6,181.84 × 2,490.10
  4. Step 4: Simplify right side
    4,479.59x = 15,393,399.78
  5. Step 5: Solve for x
    x = 15,393,399.78/4,479.59
  6. Step 6: Final answer
    x = 3,436.34

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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.