Home / 8,406.28-11,601.68-5,050.85

Finding the Fourth Proportional to 8,406.28, 11,601.68 and 5,050.85

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Solution

The fourth proportional to 8,406.28, 11,601.68 and 5,050.85 is: 6,970.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,406.28 : 11,601.68 = 5,050.85 : x
  2. Step 2: Convert to fraction form
    8,406.28/11,601.68 = 5,050.85/x
  3. Step 3: Cross multiply
    8,406.28x = 11,601.68 × 5,050.85
  4. Step 4: Simplify right side
    8,406.28x = 58,598,345.43
  5. Step 5: Solve for x
    x = 58,598,345.43/8,406.28
  6. Step 6: Final answer
    x = 6,970.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.