Home / 8,122.46-11,210.22-5,894.44

Finding the Fourth Proportional to 8,122.46, 11,210.22 and 5,894.44

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Solution

The fourth proportional to 8,122.46, 11,210.22 and 5,894.44 is: 8,135.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,122.46 : 11,210.22 = 5,894.44 : x
  2. Step 2: Convert to fraction form
    8,122.46/11,210.22 = 5,894.44/x
  3. Step 3: Cross multiply
    8,122.46x = 11,210.22 × 5,894.44
  4. Step 4: Simplify right side
    8,122.46x = 66,077,969.18
  5. Step 5: Solve for x
    x = 66,077,969.18/8,122.46
  6. Step 6: Final answer
    x = 8,135.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.