Home / 1,599.12-2,395.49-1,270.62

Finding the Fourth Proportional to 1,599.12, 2,395.49 and 1,270.62

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Solution

The fourth proportional to 1,599.12, 2,395.49 and 1,270.62 is: 1,903.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,599.12 : 2,395.49 = 1,270.62 : x
  2. Step 2: Convert to fraction form
    1,599.12/2,395.49 = 1,270.62/x
  3. Step 3: Cross multiply
    1,599.12x = 2,395.49 × 1,270.62
  4. Step 4: Simplify right side
    1,599.12x = 3,043,745.53
  5. Step 5: Solve for x
    x = 3,043,745.53/1,599.12
  6. Step 6: Final answer
    x = 1,903.39

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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.