Home / 8,246.87-12,371.46-2,700.65

Finding the Fourth Proportional to 8,246.87, 12,371.46 and 2,700.65

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Solution

The fourth proportional to 8,246.87, 12,371.46 and 2,700.65 is: 4,051.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,246.87 : 12,371.46 = 2,700.65 : x
  2. Step 2: Convert to fraction form
    8,246.87/12,371.46 = 2,700.65/x
  3. Step 3: Cross multiply
    8,246.87x = 12,371.46 × 2,700.65
  4. Step 4: Simplify right side
    8,246.87x = 33,410,921.59
  5. Step 5: Solve for x
    x = 33,410,921.59/8,246.87
  6. Step 6: Final answer
    x = 4,051.35

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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.