Home / 9,986.20-14,976.72-2,964.54

Finding the Fourth Proportional to 9,986.20, 14,976.72 and 2,964.54

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Solution

The fourth proportional to 9,986.20, 14,976.72 and 2,964.54 is: 4,446.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,986.20 : 14,976.72 = 2,964.54 : x
  2. Step 2: Convert to fraction form
    9,986.20/14,976.72 = 2,964.54/x
  3. Step 3: Cross multiply
    9,986.20x = 14,976.72 × 2,964.54
  4. Step 4: Simplify right side
    9,986.20x = 44,399,085.51
  5. Step 5: Solve for x
    x = 44,399,085.51/9,986.20
  6. Step 6: Final answer
    x = 4,446.04

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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.