Home / 3,935.50-5,903.25-1,199.50

Finding the Fourth Proportional to 3,935.50, 5,903.25 and 1,199.50

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Solution

The fourth proportional to 3,935.50, 5,903.25 and 1,199.50 is: 1,799.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,935.50 : 5,903.25 = 1,199.50 : x
  2. Step 2: Convert to fraction form
    3,935.50/5,903.25 = 1,199.50/x
  3. Step 3: Cross multiply
    3,935.50x = 5,903.25 × 1,199.50
  4. Step 4: Simplify right side
    3,935.50x = 7,080,948.38
  5. Step 5: Solve for x
    x = 7,080,948.38/3,935.50
  6. Step 6: Final answer
    x = 1,799.25

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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.