Home / 8,100.06-12,148.98-3,173.14

Finding the Fourth Proportional to 8,100.06, 12,148.98 and 3,173.14

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Solution

The fourth proportional to 8,100.06, 12,148.98 and 3,173.14 is: 4,759.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,100.06 : 12,148.98 = 3,173.14 : x
  2. Step 2: Convert to fraction form
    8,100.06/12,148.98 = 3,173.14/x
  3. Step 3: Cross multiply
    8,100.06x = 12,148.98 × 3,173.14
  4. Step 4: Simplify right side
    8,100.06x = 38,550,414.40
  5. Step 5: Solve for x
    x = 38,550,414.40/8,100.06
  6. Step 6: Final answer
    x = 4,759.28

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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.