Home / 2,059.60-3,086.35-1,082.74

Finding the Fourth Proportional to 2,059.60, 3,086.35 and 1,082.74

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Solution

The fourth proportional to 2,059.60, 3,086.35 and 1,082.74 is: 1,622.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,059.60 : 3,086.35 = 1,082.74 : x
  2. Step 2: Convert to fraction form
    2,059.60/3,086.35 = 1,082.74/x
  3. Step 3: Cross multiply
    2,059.60x = 3,086.35 × 1,082.74
  4. Step 4: Simplify right side
    2,059.60x = 3,341,709.19
  5. Step 5: Solve for x
    x = 3,341,709.19/2,059.60
  6. Step 6: Final answer
    x = 1,622.50

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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.