Home / 3,908.05-5,858.87-1,827.02

Finding the Fourth Proportional to 3,908.05, 5,858.87 and 1,827.02

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Solution

The fourth proportional to 3,908.05, 5,858.87 and 1,827.02 is: 2,739.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,908.05 : 5,858.87 = 1,827.02 : x
  2. Step 2: Convert to fraction form
    3,908.05/5,858.87 = 1,827.02/x
  3. Step 3: Cross multiply
    3,908.05x = 5,858.87 × 1,827.02
  4. Step 4: Simplify right side
    3,908.05x = 10,704,278.18
  5. Step 5: Solve for x
    x = 10,704,278.18/3,908.05
  6. Step 6: Final answer
    x = 2,739.03

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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.