Home / 1,352.18-2,028.60-797.35

Finding the Fourth Proportional to 1,352.18, 2,028.60 and 797.35

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Solution

The fourth proportional to 1,352.18, 2,028.60 and 797.35 is: 1,196.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352.18 : 2,028.60 = 797.35 : x
  2. Step 2: Convert to fraction form
    1,352.18/2,028.60 = 797.35/x
  3. Step 3: Cross multiply
    1,352.18x = 2,028.60 × 797.35
  4. Step 4: Simplify right side
    1,352.18x = 1,617,504.21
  5. Step 5: Solve for x
    x = 1,617,504.21/1,352.18
  6. Step 6: Final answer
    x = 1,196.22

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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.