Home / 3,223.33-4,448.52-1,897.46

Finding the Fourth Proportional to 3,223.33, 4,448.52 and 1,897.46

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Solution

The fourth proportional to 3,223.33, 4,448.52 and 1,897.46 is: 2,618.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,223.33 : 4,448.52 = 1,897.46 : x
  2. Step 2: Convert to fraction form
    3,223.33/4,448.52 = 1,897.46/x
  3. Step 3: Cross multiply
    3,223.33x = 4,448.52 × 1,897.46
  4. Step 4: Simplify right side
    3,223.33x = 8,440,883.20
  5. Step 5: Solve for x
    x = 8,440,883.20/3,223.33
  6. Step 6: Final answer
    x = 2,618.69

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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.