Home / 3,194.02-4,789.21-1,113.74

Finding the Fourth Proportional to 3,194.02, 4,789.21 and 1,113.74

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Solution

The fourth proportional to 3,194.02, 4,789.21 and 1,113.74 is: 1,669.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,194.02 : 4,789.21 = 1,113.74 : x
  2. Step 2: Convert to fraction form
    3,194.02/4,789.21 = 1,113.74/x
  3. Step 3: Cross multiply
    3,194.02x = 4,789.21 × 1,113.74
  4. Step 4: Simplify right side
    3,194.02x = 5,333,934.75
  5. Step 5: Solve for x
    x = 5,333,934.75/3,194.02
  6. Step 6: Final answer
    x = 1,669.98

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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.