Home / 10,680.71-14,739.60-5,964.99

Finding the Fourth Proportional to 10,680.71, 14,739.60 and 5,964.99

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Solution

The fourth proportional to 10,680.71, 14,739.60 and 5,964.99 is: 8,231.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,680.71 : 14,739.60 = 5,964.99 : x
  2. Step 2: Convert to fraction form
    10,680.71/14,739.60 = 5,964.99/x
  3. Step 3: Cross multiply
    10,680.71x = 14,739.60 × 5,964.99
  4. Step 4: Simplify right side
    10,680.71x = 87,921,566.60
  5. Step 5: Solve for x
    x = 87,921,566.60/10,680.71
  6. Step 6: Final answer
    x = 8,231.81

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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.