Home / 3,948.51-5,919.12-1,350.84

Finding the Fourth Proportional to 3,948.51, 5,919.12 and 1,350.84

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Solution

The fourth proportional to 3,948.51, 5,919.12 and 1,350.84 is: 2,025.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,948.51 : 5,919.12 = 1,350.84 : x
  2. Step 2: Convert to fraction form
    3,948.51/5,919.12 = 1,350.84/x
  3. Step 3: Cross multiply
    3,948.51x = 5,919.12 × 1,350.84
  4. Step 4: Simplify right side
    3,948.51x = 7,995,784.06
  5. Step 5: Solve for x
    x = 7,995,784.06/3,948.51
  6. Step 6: Final answer
    x = 2,025.01

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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.