Home / 3,513.33-4,848.58-2,021.48

Finding the Fourth Proportional to 3,513.33, 4,848.58 and 2,021.48

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Solution

The fourth proportional to 3,513.33, 4,848.58 and 2,021.48 is: 2,789.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,513.33 : 4,848.58 = 2,021.48 : x
  2. Step 2: Convert to fraction form
    3,513.33/4,848.58 = 2,021.48/x
  3. Step 3: Cross multiply
    3,513.33x = 4,848.58 × 2,021.48
  4. Step 4: Simplify right side
    3,513.33x = 9,801,292.60
  5. Step 5: Solve for x
    x = 9,801,292.60/3,513.33
  6. Step 6: Final answer
    x = 2,789.74

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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.