Home / 3,770.02-5,202.14-2,091.42

Finding the Fourth Proportional to 3,770.02, 5,202.14 and 2,091.42

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Solution

The fourth proportional to 3,770.02, 5,202.14 and 2,091.42 is: 2,885.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,770.02 : 5,202.14 = 2,091.42 : x
  2. Step 2: Convert to fraction form
    3,770.02/5,202.14 = 2,091.42/x
  3. Step 3: Cross multiply
    3,770.02x = 5,202.14 × 2,091.42
  4. Step 4: Simplify right side
    3,770.02x = 10,879,859.64
  5. Step 5: Solve for x
    x = 10,879,859.64/3,770.02
  6. Step 6: Final answer
    x = 2,885.89

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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.