Home / 8,819.06-12,175.97-5,838.90

Finding the Fourth Proportional to 8,819.06, 12,175.97 and 5,838.90

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Solution

The fourth proportional to 8,819.06, 12,175.97 and 5,838.90 is: 8,061.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,819.06 : 12,175.97 = 5,838.90 : x
  2. Step 2: Convert to fraction form
    8,819.06/12,175.97 = 5,838.90/x
  3. Step 3: Cross multiply
    8,819.06x = 12,175.97 × 5,838.90
  4. Step 4: Simplify right side
    8,819.06x = 71,094,271.23
  5. Step 5: Solve for x
    x = 71,094,271.23/8,819.06
  6. Step 6: Final answer
    x = 8,061.43

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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.