Home / 2,934.20-4,403.02-1,086.62

Finding the Fourth Proportional to 2,934.20, 4,403.02 and 1,086.62

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Solution

The fourth proportional to 2,934.20, 4,403.02 and 1,086.62 is: 1,630.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,934.20 : 4,403.02 = 1,086.62 : x
  2. Step 2: Convert to fraction form
    2,934.20/4,403.02 = 1,086.62/x
  3. Step 3: Cross multiply
    2,934.20x = 4,403.02 × 1,086.62
  4. Step 4: Simplify right side
    2,934.20x = 4,784,409.59
  5. Step 5: Solve for x
    x = 4,784,409.59/2,934.20
  6. Step 6: Final answer
    x = 1,630.57

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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.