Home / 4,479.02-6,181.25-2,489.55

Finding the Fourth Proportional to 4,479.02, 6,181.25 and 2,489.55

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Solution

The fourth proportional to 4,479.02, 6,181.25 and 2,489.55 is: 3,435.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,479.02 : 6,181.25 = 2,489.55 : x
  2. Step 2: Convert to fraction form
    4,479.02/6,181.25 = 2,489.55/x
  3. Step 3: Cross multiply
    4,479.02x = 6,181.25 × 2,489.55
  4. Step 4: Simplify right side
    4,479.02x = 15,388,530.94
  5. Step 5: Solve for x
    x = 15,388,530.94/4,479.02
  6. Step 6: Final answer
    x = 3,435.69

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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.