Home / 4,736.45-7,106.70-2,982.80

Finding the Fourth Proportional to 4,736.45, 7,106.70 and 2,982.80

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Solution

The fourth proportional to 4,736.45, 7,106.70 and 2,982.80 is: 4,475.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,736.45 : 7,106.70 = 2,982.80 : x
  2. Step 2: Convert to fraction form
    4,736.45/7,106.70 = 2,982.80/x
  3. Step 3: Cross multiply
    4,736.45x = 7,106.70 × 2,982.80
  4. Step 4: Simplify right side
    4,736.45x = 21,197,864.76
  5. Step 5: Solve for x
    x = 21,197,864.76/4,736.45
  6. Step 6: Final answer
    x = 4,475.48

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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.