Home / 3,027.28-4,540.02-1,178.68

Finding the Fourth Proportional to 3,027.28, 4,540.02 and 1,178.68

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Solution

The fourth proportional to 3,027.28, 4,540.02 and 1,178.68 is: 1,767.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027.28 : 4,540.02 = 1,178.68 : x
  2. Step 2: Convert to fraction form
    3,027.28/4,540.02 = 1,178.68/x
  3. Step 3: Cross multiply
    3,027.28x = 4,540.02 × 1,178.68
  4. Step 4: Simplify right side
    3,027.28x = 5,351,230.77
  5. Step 5: Solve for x
    x = 5,351,230.77/3,027.28
  6. Step 6: Final answer
    x = 1,767.67

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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.