Home / 6,118.75-9,178.58-1,736.56

Finding the Fourth Proportional to 6,118.75, 9,178.58 and 1,736.56

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Solution

The fourth proportional to 6,118.75, 9,178.58 and 1,736.56 is: 2,604.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,118.75 : 9,178.58 = 1,736.56 : x
  2. Step 2: Convert to fraction form
    6,118.75/9,178.58 = 1,736.56/x
  3. Step 3: Cross multiply
    6,118.75x = 9,178.58 × 1,736.56
  4. Step 4: Simplify right side
    6,118.75x = 15,939,154.88
  5. Step 5: Solve for x
    x = 15,939,154.88/6,118.75
  6. Step 6: Final answer
    x = 2,604.97

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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.