Home / 3,262.59-4,893.87-1,620.28

Finding the Fourth Proportional to 3,262.59, 4,893.87 and 1,620.28

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Solution

The fourth proportional to 3,262.59, 4,893.87 and 1,620.28 is: 2,430.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,262.59 : 4,893.87 = 1,620.28 : x
  2. Step 2: Convert to fraction form
    3,262.59/4,893.87 = 1,620.28/x
  3. Step 3: Cross multiply
    3,262.59x = 4,893.87 × 1,620.28
  4. Step 4: Simplify right side
    3,262.59x = 7,929,439.68
  5. Step 5: Solve for x
    x = 7,929,439.68/3,262.59
  6. Step 6: Final answer
    x = 2,430.41

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1.5x scale

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.