Home / 5,197.23-7,172.24-2,959.11

Finding the Fourth Proportional to 5,197.23, 7,172.24 and 2,959.11

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Solution

The fourth proportional to 5,197.23, 7,172.24 and 2,959.11 is: 4,083.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,197.23 : 7,172.24 = 2,959.11 : x
  2. Step 2: Convert to fraction form
    5,197.23/7,172.24 = 2,959.11/x
  3. Step 3: Cross multiply
    5,197.23x = 7,172.24 × 2,959.11
  4. Step 4: Simplify right side
    5,197.23x = 21,223,411.25
  5. Step 5: Solve for x
    x = 21,223,411.25/5,197.23
  6. Step 6: Final answer
    x = 4,083.60

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.