Home / 3,345.43-5,018.21-2,354.19

Finding the Fourth Proportional to 3,345.43, 5,018.21 and 2,354.19

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Solution

The fourth proportional to 3,345.43, 5,018.21 and 2,354.19 is: 3,531.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345.43 : 5,018.21 = 2,354.19 : x
  2. Step 2: Convert to fraction form
    3,345.43/5,018.21 = 2,354.19/x
  3. Step 3: Cross multiply
    3,345.43x = 5,018.21 × 2,354.19
  4. Step 4: Simplify right side
    3,345.43x = 11,813,819.80
  5. Step 5: Solve for x
    x = 11,813,819.80/3,345.43
  6. Step 6: Final answer
    x = 3,531.33

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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.