Home / 3,256.60-4,884.30-2,021.80

Finding the Fourth Proportional to 3,256.60, 4,884.30 and 2,021.80

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Solution

The fourth proportional to 3,256.60, 4,884.30 and 2,021.80 is: 3,032.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,256.60 : 4,884.30 = 2,021.80 : x
  2. Step 2: Convert to fraction form
    3,256.60/4,884.30 = 2,021.80/x
  3. Step 3: Cross multiply
    3,256.60x = 4,884.30 × 2,021.80
  4. Step 4: Simplify right side
    3,256.60x = 9,875,077.74
  5. Step 5: Solve for x
    x = 9,875,077.74/3,256.60
  6. Step 6: Final answer
    x = 3,032.33

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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.