Home / 2,320.34-3,201.87-1,325.42

Finding the Fourth Proportional to 2,320.34, 3,201.87 and 1,325.42

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Solution

The fourth proportional to 2,320.34, 3,201.87 and 1,325.42 is: 1,828.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,320.34 : 3,201.87 = 1,325.42 : x
  2. Step 2: Convert to fraction form
    2,320.34/3,201.87 = 1,325.42/x
  3. Step 3: Cross multiply
    2,320.34x = 3,201.87 × 1,325.42
  4. Step 4: Simplify right side
    2,320.34x = 4,243,822.54
  5. Step 5: Solve for x
    x = 4,243,822.54/2,320.34
  6. Step 6: Final answer
    x = 1,828.97

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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.