Home / 3,193.56-4,790.34-2,759.40

Finding the Fourth Proportional to 3,193.56, 4,790.34 and 2,759.40

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Solution

The fourth proportional to 3,193.56, 4,790.34 and 2,759.40 is: 4,139.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193.56 : 4,790.34 = 2,759.40 : x
  2. Step 2: Convert to fraction form
    3,193.56/4,790.34 = 2,759.40/x
  3. Step 3: Cross multiply
    3,193.56x = 4,790.34 × 2,759.40
  4. Step 4: Simplify right side
    3,193.56x = 13,218,464.20
  5. Step 5: Solve for x
    x = 13,218,464.20/3,193.56
  6. Step 6: Final answer
    x = 4,139.10

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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.