Home / 8,056.45-12,072.99-5,721.03

Finding the Fourth Proportional to 8,056.45, 12,072.99 and 5,721.03

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Solution

The fourth proportional to 8,056.45, 12,072.99 and 5,721.03 is: 8,573.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,056.45 : 12,072.99 = 5,721.03 : x
  2. Step 2: Convert to fraction form
    8,056.45/12,072.99 = 5,721.03/x
  3. Step 3: Cross multiply
    8,056.45x = 12,072.99 × 5,721.03
  4. Step 4: Simplify right side
    8,056.45x = 69,069,959.43
  5. Step 5: Solve for x
    x = 69,069,959.43/8,056.45
  6. Step 6: Final answer
    x = 8,573.25

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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.