Home / 4,790.70-7,181.10-3,471.21

Finding the Fourth Proportional to 4,790.70, 7,181.10 and 3,471.21

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Solution

The fourth proportional to 4,790.70, 7,181.10 and 3,471.21 is: 5,203.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,790.70 : 7,181.10 = 3,471.21 : x
  2. Step 2: Convert to fraction form
    4,790.70/7,181.10 = 3,471.21/x
  3. Step 3: Cross multiply
    4,790.70x = 7,181.10 × 3,471.21
  4. Step 4: Simplify right side
    4,790.70x = 24,927,106.13
  5. Step 5: Solve for x
    x = 24,927,106.13/4,790.70
  6. Step 6: Final answer
    x = 5,203.23

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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.