Home / 1,717.37-2,572.23-1,324.50

Finding the Fourth Proportional to 1,717.37, 2,572.23 and 1,324.50

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Solution

The fourth proportional to 1,717.37, 2,572.23 and 1,324.50 is: 1,983.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717.37 : 2,572.23 = 1,324.50 : x
  2. Step 2: Convert to fraction form
    1,717.37/2,572.23 = 1,324.50/x
  3. Step 3: Cross multiply
    1,717.37x = 2,572.23 × 1,324.50
  4. Step 4: Simplify right side
    1,717.37x = 3,406,918.64
  5. Step 5: Solve for x
    x = 3,406,918.64/1,717.37
  6. Step 6: Final answer
    x = 1,983.81

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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.