Home / 3,239.14-4,858.60-1,047.81

Finding the Fourth Proportional to 3,239.14, 4,858.60 and 1,047.81

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Solution

The fourth proportional to 3,239.14, 4,858.60 and 1,047.81 is: 1,571.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,239.14 : 4,858.60 = 1,047.81 : x
  2. Step 2: Convert to fraction form
    3,239.14/4,858.60 = 1,047.81/x
  3. Step 3: Cross multiply
    3,239.14x = 4,858.60 × 1,047.81
  4. Step 4: Simplify right side
    3,239.14x = 5,090,889.67
  5. Step 5: Solve for x
    x = 5,090,889.67/3,239.14
  6. Step 6: Final answer
    x = 1,571.68

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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.