Home / 3,028.68-4,179.93-1,770.05

Finding the Fourth Proportional to 3,028.68, 4,179.93 and 1,770.05

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Solution

The fourth proportional to 3,028.68, 4,179.93 and 1,770.05 is: 2,442.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028.68 : 4,179.93 = 1,770.05 : x
  2. Step 2: Convert to fraction form
    3,028.68/4,179.93 = 1,770.05/x
  3. Step 3: Cross multiply
    3,028.68x = 4,179.93 × 1,770.05
  4. Step 4: Simplify right side
    3,028.68x = 7,398,688.91
  5. Step 5: Solve for x
    x = 7,398,688.91/3,028.68
  6. Step 6: Final answer
    x = 2,442.88

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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.