Home / 8,150.28-12,228.05-3,709.54

Finding the Fourth Proportional to 8,150.28, 12,228.05 and 3,709.54

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Solution

The fourth proportional to 8,150.28, 12,228.05 and 3,709.54 is: 5,565.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,150.28 : 12,228.05 = 3,709.54 : x
  2. Step 2: Convert to fraction form
    8,150.28/12,228.05 = 3,709.54/x
  3. Step 3: Cross multiply
    8,150.28x = 12,228.05 × 3,709.54
  4. Step 4: Simplify right side
    8,150.28x = 45,360,360.91
  5. Step 5: Solve for x
    x = 45,360,360.91/8,150.28
  6. Step 6: Final answer
    x = 5,565.50

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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.