Home / 8,056.70-12,081.22-2,989.24

Finding the Fourth Proportional to 8,056.70, 12,081.22 and 2,989.24

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Solution

The fourth proportional to 8,056.70, 12,081.22 and 2,989.24 is: 4,482.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,056.70 : 12,081.22 = 2,989.24 : x
  2. Step 2: Convert to fraction form
    8,056.70/12,081.22 = 2,989.24/x
  3. Step 3: Cross multiply
    8,056.70x = 12,081.22 × 2,989.24
  4. Step 4: Simplify right side
    8,056.70x = 36,113,666.07
  5. Step 5: Solve for x
    x = 36,113,666.07/8,056.70
  6. Step 6: Final answer
    x = 4,482.44

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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.