Home / 6,100.80-9,151.20-5,276.63

Finding the Fourth Proportional to 6,100.80, 9,151.20 and 5,276.63

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Solution

The fourth proportional to 6,100.80, 9,151.20 and 5,276.63 is: 7,914.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,100.80 : 9,151.20 = 5,276.63 : x
  2. Step 2: Convert to fraction form
    6,100.80/9,151.20 = 5,276.63/x
  3. Step 3: Cross multiply
    6,100.80x = 9,151.20 × 5,276.63
  4. Step 4: Simplify right side
    6,100.80x = 48,287,450.70
  5. Step 5: Solve for x
    x = 48,287,450.70/6,100.80
  6. Step 6: Final answer
    x = 7,914.94

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Double scale
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Similar ratio
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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.