Home / 10,409.74-14,365.44-5,694.01

Finding the Fourth Proportional to 10,409.74, 14,365.44 and 5,694.01

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Solution

The fourth proportional to 10,409.74, 14,365.44 and 5,694.01 is: 7,857.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,409.74 : 14,365.44 = 5,694.01 : x
  2. Step 2: Convert to fraction form
    10,409.74/14,365.44 = 5,694.01/x
  3. Step 3: Cross multiply
    10,409.74x = 14,365.44 × 5,694.01
  4. Step 4: Simplify right side
    10,409.74x = 81,796,959.01
  5. Step 5: Solve for x
    x = 81,796,959.01/10,409.74
  6. Step 6: Final answer
    x = 7,857.73

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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.