Home / 8,180.79-12,274.27-4,896.19

Finding the Fourth Proportional to 8,180.79, 12,274.27 and 4,896.19

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Solution

The fourth proportional to 8,180.79, 12,274.27 and 4,896.19 is: 7,346.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,180.79 : 12,274.27 = 4,896.19 : x
  2. Step 2: Convert to fraction form
    8,180.79/12,274.27 = 4,896.19/x
  3. Step 3: Cross multiply
    8,180.79x = 12,274.27 × 4,896.19
  4. Step 4: Simplify right side
    8,180.79x = 60,097,133.55
  5. Step 5: Solve for x
    x = 60,097,133.55/8,180.79
  6. Step 6: Final answer
    x = 7,346.13

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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.