Home / 6,118.81-9,179.73-1,736.30

Finding the Fourth Proportional to 6,118.81, 9,179.73 and 1,736.30

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Solution

The fourth proportional to 6,118.81, 9,179.73 and 1,736.30 is: 2,604.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,118.81 : 9,179.73 = 1,736.30 : x
  2. Step 2: Convert to fraction form
    6,118.81/9,179.73 = 1,736.30/x
  3. Step 3: Cross multiply
    6,118.81x = 9,179.73 × 1,736.30
  4. Step 4: Simplify right side
    6,118.81x = 15,938,788.15
  5. Step 5: Solve for x
    x = 15,938,788.15/6,118.81
  6. Step 6: Final answer
    x = 2,604.88

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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.