Home / 3,321.74-4,983.62-1,130.69

Finding the Fourth Proportional to 3,321.74, 4,983.62 and 1,130.69

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Solution

The fourth proportional to 3,321.74, 4,983.62 and 1,130.69 is: 1,696.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321.74 : 4,983.62 = 1,130.69 : x
  2. Step 2: Convert to fraction form
    3,321.74/4,983.62 = 1,130.69/x
  3. Step 3: Cross multiply
    3,321.74x = 4,983.62 × 1,130.69
  4. Step 4: Simplify right side
    3,321.74x = 5,634,898.73
  5. Step 5: Solve for x
    x = 5,634,898.73/3,321.74
  6. Step 6: Final answer
    x = 1,696.37

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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.