Home / 3,028.04-4,181.46-2,280.71

Finding the Fourth Proportional to 3,028.04, 4,181.46 and 2,280.71

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Solution

The fourth proportional to 3,028.04, 4,181.46 and 2,280.71 is: 3,149.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028.04 : 4,181.46 = 2,280.71 : x
  2. Step 2: Convert to fraction form
    3,028.04/4,181.46 = 2,280.71/x
  3. Step 3: Cross multiply
    3,028.04x = 4,181.46 × 2,280.71
  4. Step 4: Simplify right side
    3,028.04x = 9,536,697.64
  5. Step 5: Solve for x
    x = 9,536,697.64/3,028.04
  6. Step 6: Final answer
    x = 3,149.46

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Half scale
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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.