Home / 8,819.22-12,170.52-4,840.59

Finding the Fourth Proportional to 8,819.22, 12,170.52 and 4,840.59

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Solution

The fourth proportional to 8,819.22, 12,170.52 and 4,840.59 is: 6,680.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,819.22 : 12,170.52 = 4,840.59 : x
  2. Step 2: Convert to fraction form
    8,819.22/12,170.52 = 4,840.59/x
  3. Step 3: Cross multiply
    8,819.22x = 12,170.52 × 4,840.59
  4. Step 4: Simplify right side
    8,819.22x = 58,912,497.41
  5. Step 5: Solve for x
    x = 58,912,497.41/8,819.22
  6. Step 6: Final answer
    x = 6,680.01

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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.