Home / 3,086.28-4,631.04-1,442.52

Finding the Fourth Proportional to 3,086.28, 4,631.04 and 1,442.52

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Solution

The fourth proportional to 3,086.28, 4,631.04 and 1,442.52 is: 2,164.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086.28 : 4,631.04 = 1,442.52 : x
  2. Step 2: Convert to fraction form
    3,086.28/4,631.04 = 1,442.52/x
  3. Step 3: Cross multiply
    3,086.28x = 4,631.04 × 1,442.52
  4. Step 4: Simplify right side
    3,086.28x = 6,680,367.82
  5. Step 5: Solve for x
    x = 6,680,367.82/3,086.28
  6. Step 6: Final answer
    x = 2,164.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.