Home / 8,056.14-12,080.79-3,124.86

Finding the Fourth Proportional to 8,056.14, 12,080.79 and 3,124.86

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Solution

The fourth proportional to 8,056.14, 12,080.79 and 3,124.86 is: 4,685.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,056.14 : 12,080.79 = 3,124.86 : x
  2. Step 2: Convert to fraction form
    8,056.14/12,080.79 = 3,124.86/x
  3. Step 3: Cross multiply
    8,056.14x = 12,080.79 × 3,124.86
  4. Step 4: Simplify right side
    8,056.14x = 37,750,777.44
  5. Step 5: Solve for x
    x = 37,750,777.44/8,056.14
  6. Step 6: Final answer
    x = 4,685.96

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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.