Home / 3,160.44-4,738.54-1,774.76

Finding the Fourth Proportional to 3,160.44, 4,738.54 and 1,774.76

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Solution

The fourth proportional to 3,160.44, 4,738.54 and 1,774.76 is: 2,660.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160.44 : 4,738.54 = 1,774.76 : x
  2. Step 2: Convert to fraction form
    3,160.44/4,738.54 = 1,774.76/x
  3. Step 3: Cross multiply
    3,160.44x = 4,738.54 × 1,774.76
  4. Step 4: Simplify right side
    3,160.44x = 8,409,771.25
  5. Step 5: Solve for x
    x = 8,409,771.25/3,160.44
  6. Step 6: Final answer
    x = 2,660.95

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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.