Home / 5,371.68-8,052.66-1,908.12

Finding the Fourth Proportional to 5,371.68, 8,052.66 and 1,908.12

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Solution

The fourth proportional to 5,371.68, 8,052.66 and 1,908.12 is: 2,860.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,371.68 : 8,052.66 = 1,908.12 : x
  2. Step 2: Convert to fraction form
    5,371.68/8,052.66 = 1,908.12/x
  3. Step 3: Cross multiply
    5,371.68x = 8,052.66 × 1,908.12
  4. Step 4: Simplify right side
    5,371.68x = 15,365,441.60
  5. Step 5: Solve for x
    x = 15,365,441.60/5,371.68
  6. Step 6: Final answer
    x = 2,860.45

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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.