Home / 3,654.27-5,482.13-1,900.13

Finding the Fourth Proportional to 3,654.27, 5,482.13 and 1,900.13

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Solution

The fourth proportional to 3,654.27, 5,482.13 and 1,900.13 is: 2,850.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,654.27 : 5,482.13 = 1,900.13 : x
  2. Step 2: Convert to fraction form
    3,654.27/5,482.13 = 1,900.13/x
  3. Step 3: Cross multiply
    3,654.27x = 5,482.13 × 1,900.13
  4. Step 4: Simplify right side
    3,654.27x = 10,416,722.77
  5. Step 5: Solve for x
    x = 10,416,722.77/3,654.27
  6. Step 6: Final answer
    x = 2,850.56

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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.