Home / 6,986.20-10,477.07-2,305.33

Finding the Fourth Proportional to 6,986.20, 10,477.07 and 2,305.33

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Solution

The fourth proportional to 6,986.20, 10,477.07 and 2,305.33 is: 3,457.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,986.20 : 10,477.07 = 2,305.33 : x
  2. Step 2: Convert to fraction form
    6,986.20/10,477.07 = 2,305.33/x
  3. Step 3: Cross multiply
    6,986.20x = 10,477.07 × 2,305.33
  4. Step 4: Simplify right side
    6,986.20x = 24,153,142.29
  5. Step 5: Solve for x
    x = 24,153,142.29/6,986.20
  6. Step 6: Final answer
    x = 3,457.27

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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.