Home / 10,558.44-14,571-6,309.36

Finding the Fourth Proportional to 10,558.44, 14,571 and 6,309.36

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Solution

The fourth proportional to 10,558.44, 14,571 and 6,309.36 is: 8,707.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,558.44 : 14,571 = 6,309.36 : x
  2. Step 2: Convert to fraction form
    10,558.44/14,571 = 6,309.36/x
  3. Step 3: Cross multiply
    10,558.44x = 14,571 × 6,309.36
  4. Step 4: Simplify right side
    10,558.44x = 91,933,684.56
  5. Step 5: Solve for x
    x = 91,933,684.56/10,558.44
  6. Step 6: Final answer
    x = 8,707.13

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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.