Home / 3,320.54-4,581.33-1,923.02

Finding the Fourth Proportional to 3,320.54, 4,581.33 and 1,923.02

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Solution

The fourth proportional to 3,320.54, 4,581.33 and 1,923.02 is: 2,653.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320.54 : 4,581.33 = 1,923.02 : x
  2. Step 2: Convert to fraction form
    3,320.54/4,581.33 = 1,923.02/x
  3. Step 3: Cross multiply
    3,320.54x = 4,581.33 × 1,923.02
  4. Step 4: Simplify right side
    3,320.54x = 8,809,989.22
  5. Step 5: Solve for x
    x = 8,809,989.22/3,320.54
  6. Step 6: Final answer
    x = 2,653.18

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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.