Home / 9,712.37-14,569.86-3,136.97

Finding the Fourth Proportional to 9,712.37, 14,569.86 and 3,136.97

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Solution

The fourth proportional to 9,712.37, 14,569.86 and 3,136.97 is: 4,705.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,712.37 : 14,569.86 = 3,136.97 : x
  2. Step 2: Convert to fraction form
    9,712.37/14,569.86 = 3,136.97/x
  3. Step 3: Cross multiply
    9,712.37x = 14,569.86 × 3,136.97
  4. Step 4: Simplify right side
    9,712.37x = 45,705,213.72
  5. Step 5: Solve for x
    x = 45,705,213.72/9,712.37
  6. Step 6: Final answer
    x = 4,705.88

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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.