Home / 3,223.14-4,447.63-1,825.89

Finding the Fourth Proportional to 3,223.14, 4,447.63 and 1,825.89

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Solution

The fourth proportional to 3,223.14, 4,447.63 and 1,825.89 is: 2,519.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,223.14 : 4,447.63 = 1,825.89 : x
  2. Step 2: Convert to fraction form
    3,223.14/4,447.63 = 1,825.89/x
  3. Step 3: Cross multiply
    3,223.14x = 4,447.63 × 1,825.89
  4. Step 4: Simplify right side
    3,223.14x = 8,120,851.77
  5. Step 5: Solve for x
    x = 8,120,851.77/3,223.14
  6. Step 6: Final answer
    x = 2,519.55

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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.