Home / 3,415.79-5,124.92-1,194.95

Finding the Fourth Proportional to 3,415.79, 5,124.92 and 1,194.95

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Solution

The fourth proportional to 3,415.79, 5,124.92 and 1,194.95 is: 1,792.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,415.79 : 5,124.92 = 1,194.95 : x
  2. Step 2: Convert to fraction form
    3,415.79/5,124.92 = 1,194.95/x
  3. Step 3: Cross multiply
    3,415.79x = 5,124.92 × 1,194.95
  4. Step 4: Simplify right side
    3,415.79x = 6,123,991.55
  5. Step 5: Solve for x
    x = 6,123,991.55/3,415.79
  6. Step 6: Final answer
    x = 1,792.85

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1.5x scale

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.