Home / 2,320.79-3,202.34-1,325.97

Finding the Fourth Proportional to 2,320.79, 3,202.34 and 1,325.97

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Solution

The fourth proportional to 2,320.79, 3,202.34 and 1,325.97 is: 1,829.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,320.79 : 3,202.34 = 1,325.97 : x
  2. Step 2: Convert to fraction form
    2,320.79/3,202.34 = 1,325.97/x
  3. Step 3: Cross multiply
    2,320.79x = 3,202.34 × 1,325.97
  4. Step 4: Simplify right side
    2,320.79x = 4,246,200.14
  5. Step 5: Solve for x
    x = 4,246,200.14/2,320.79
  6. Step 6: Final answer
    x = 1,829.64

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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.