Home / 5,050.99-6,968.40-3,161.80

Finding the Fourth Proportional to 5,050.99, 6,968.40 and 3,161.80

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Solution

The fourth proportional to 5,050.99, 6,968.40 and 3,161.80 is: 4,362.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,050.99 : 6,968.40 = 3,161.80 : x
  2. Step 2: Convert to fraction form
    5,050.99/6,968.40 = 3,161.80/x
  3. Step 3: Cross multiply
    5,050.99x = 6,968.40 × 3,161.80
  4. Step 4: Simplify right side
    5,050.99x = 22,032,687.12
  5. Step 5: Solve for x
    x = 22,032,687.12/5,050.99
  6. Step 6: Final answer
    x = 4,362.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.