Home / 3,852.25-5,780.90-2,392.43

Finding the Fourth Proportional to 3,852.25, 5,780.90 and 2,392.43

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Solution

The fourth proportional to 3,852.25, 5,780.90 and 2,392.43 is: 3,590.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,852.25 : 5,780.90 = 2,392.43 : x
  2. Step 2: Convert to fraction form
    3,852.25/5,780.90 = 2,392.43/x
  3. Step 3: Cross multiply
    3,852.25x = 5,780.90 × 2,392.43
  4. Step 4: Simplify right side
    3,852.25x = 13,830,375.66
  5. Step 5: Solve for x
    x = 13,830,375.66/3,852.25
  6. Step 6: Final answer
    x = 3,590.21

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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.