Home / 8,345.08-12,517.65-2,422.33

Finding the Fourth Proportional to 8,345.08, 12,517.65 and 2,422.33

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Solution

The fourth proportional to 8,345.08, 12,517.65 and 2,422.33 is: 3,633.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,345.08 : 12,517.65 = 2,422.33 : x
  2. Step 2: Convert to fraction form
    8,345.08/12,517.65 = 2,422.33/x
  3. Step 3: Cross multiply
    8,345.08x = 12,517.65 × 2,422.33
  4. Step 4: Simplify right side
    8,345.08x = 30,321,879.12
  5. Step 5: Solve for x
    x = 30,321,879.12/8,345.08
  6. Step 6: Final answer
    x = 3,633.50

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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.