Home / 3,770.07-5,202.74-2,091.49

Finding the Fourth Proportional to 3,770.07, 5,202.74 and 2,091.49

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Solution

The fourth proportional to 3,770.07, 5,202.74 and 2,091.49 is: 2,886.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,770.07 : 5,202.74 = 2,091.49 : x
  2. Step 2: Convert to fraction form
    3,770.07/5,202.74 = 2,091.49/x
  3. Step 3: Cross multiply
    3,770.07x = 5,202.74 × 2,091.49
  4. Step 4: Simplify right side
    3,770.07x = 10,881,478.68
  5. Step 5: Solve for x
    x = 10,881,478.68/3,770.07
  6. Step 6: Final answer
    x = 2,886.28

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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.