Home / 8,180.60-12,242.95-5,059.26

Finding the Fourth Proportional to 8,180.60, 12,242.95 and 5,059.26

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Solution

The fourth proportional to 8,180.60, 12,242.95 and 5,059.26 is: 7,571.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,180.60 : 12,242.95 = 5,059.26 : x
  2. Step 2: Convert to fraction form
    8,180.60/12,242.95 = 5,059.26/x
  3. Step 3: Cross multiply
    8,180.60x = 12,242.95 × 5,059.26
  4. Step 4: Simplify right side
    8,180.60x = 61,940,254.57
  5. Step 5: Solve for x
    x = 61,940,254.57/8,180.60
  6. Step 6: Final answer
    x = 7,571.61

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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.