Home / 3,346.28-4,618.18-2,021.07

Finding the Fourth Proportional to 3,346.28, 4,618.18 and 2,021.07

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Solution

The fourth proportional to 3,346.28, 4,618.18 and 2,021.07 is: 2,789.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,346.28 : 4,618.18 = 2,021.07 : x
  2. Step 2: Convert to fraction form
    3,346.28/4,618.18 = 2,021.07/x
  3. Step 3: Cross multiply
    3,346.28x = 4,618.18 × 2,021.07
  4. Step 4: Simplify right side
    3,346.28x = 9,333,665.05
  5. Step 5: Solve for x
    x = 9,333,665.05/3,346.28
  6. Step 6: Final answer
    x = 2,789.27

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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.