Home / 3,018.33-4,521.25-2,239.21

Finding the Fourth Proportional to 3,018.33, 4,521.25 and 2,239.21

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Solution

The fourth proportional to 3,018.33, 4,521.25 and 2,239.21 is: 3,354.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018.33 : 4,521.25 = 2,239.21 : x
  2. Step 2: Convert to fraction form
    3,018.33/4,521.25 = 2,239.21/x
  3. Step 3: Cross multiply
    3,018.33x = 4,521.25 × 2,239.21
  4. Step 4: Simplify right side
    3,018.33x = 10,124,028.21
  5. Step 5: Solve for x
    x = 10,124,028.21/3,018.33
  6. Step 6: Final answer
    x = 3,354.18

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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.