Home / 8,059.20-12,095.24-3,131.16

Finding the Fourth Proportional to 8,059.20, 12,095.24 and 3,131.16

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Solution

The fourth proportional to 8,059.20, 12,095.24 and 3,131.16 is: 4,699.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,059.20 : 12,095.24 = 3,131.16 : x
  2. Step 2: Convert to fraction form
    8,059.20/12,095.24 = 3,131.16/x
  3. Step 3: Cross multiply
    8,059.20x = 12,095.24 × 3,131.16
  4. Step 4: Simplify right side
    8,059.20x = 37,872,131.68
  5. Step 5: Solve for x
    x = 37,872,131.68/8,059.20
  6. Step 6: Final answer
    x = 4,699.24

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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.