Home / 3,265.43-4,898.38-1,620.32

Finding the Fourth Proportional to 3,265.43, 4,898.38 and 1,620.32

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Solution

The fourth proportional to 3,265.43, 4,898.38 and 1,620.32 is: 2,430.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,265.43 : 4,898.38 = 1,620.32 : x
  2. Step 2: Convert to fraction form
    3,265.43/4,898.38 = 1,620.32/x
  3. Step 3: Cross multiply
    3,265.43x = 4,898.38 × 1,620.32
  4. Step 4: Simplify right side
    3,265.43x = 7,936,943.08
  5. Step 5: Solve for x
    x = 7,936,943.08/3,265.43
  6. Step 6: Final answer
    x = 2,430.60

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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.