Home / 3,321.54-4,582.98-1,995.03

Finding the Fourth Proportional to 3,321.54, 4,582.98 and 1,995.03

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Solution

The fourth proportional to 3,321.54, 4,582.98 and 1,995.03 is: 2,752.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321.54 : 4,582.98 = 1,995.03 : x
  2. Step 2: Convert to fraction form
    3,321.54/4,582.98 = 1,995.03/x
  3. Step 3: Cross multiply
    3,321.54x = 4,582.98 × 1,995.03
  4. Step 4: Simplify right side
    3,321.54x = 9,143,182.59
  5. Step 5: Solve for x
    x = 9,143,182.59/3,321.54
  6. Step 6: Final answer
    x = 2,752.69

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1.5x scale

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.