Home / 3,182.03-4,388.60-1,922.99

Finding the Fourth Proportional to 3,182.03, 4,388.60 and 1,922.99

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Solution

The fourth proportional to 3,182.03, 4,388.60 and 1,922.99 is: 2,652.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,182.03 : 4,388.60 = 1,922.99 : x
  2. Step 2: Convert to fraction form
    3,182.03/4,388.60 = 1,922.99/x
  3. Step 3: Cross multiply
    3,182.03x = 4,388.60 × 1,922.99
  4. Step 4: Simplify right side
    3,182.03x = 8,439,224.30
  5. Step 5: Solve for x
    x = 8,439,224.30/3,182.03
  6. Step 6: Final answer
    x = 2,652.15

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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.