Home / 3,513.05-4,848.39-2,021.24

Finding the Fourth Proportional to 3,513.05, 4,848.39 and 2,021.24

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Solution

The fourth proportional to 3,513.05, 4,848.39 and 2,021.24 is: 2,789.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,513.05 : 4,848.39 = 2,021.24 : x
  2. Step 2: Convert to fraction form
    3,513.05/4,848.39 = 2,021.24/x
  3. Step 3: Cross multiply
    3,513.05x = 4,848.39 × 2,021.24
  4. Step 4: Simplify right side
    3,513.05x = 9,799,759.80
  5. Step 5: Solve for x
    x = 9,799,759.80/3,513.05
  6. Step 6: Final answer
    x = 2,789.53

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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.