Home / 3,845.67-5,770.80-1,654.35

Finding the Fourth Proportional to 3,845.67, 5,770.80 and 1,654.35

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Solution

The fourth proportional to 3,845.67, 5,770.80 and 1,654.35 is: 2,482.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,845.67 : 5,770.80 = 1,654.35 : x
  2. Step 2: Convert to fraction form
    3,845.67/5,770.80 = 1,654.35/x
  3. Step 3: Cross multiply
    3,845.67x = 5,770.80 × 1,654.35
  4. Step 4: Simplify right side
    3,845.67x = 9,546,922.98
  5. Step 5: Solve for x
    x = 9,546,922.98/3,845.67
  6. Step 6: Final answer
    x = 2,482.51

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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.