Home / 5,974.02-8,242.97-3,616.38

Finding the Fourth Proportional to 5,974.02, 8,242.97 and 3,616.38

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Solution

The fourth proportional to 5,974.02, 8,242.97 and 3,616.38 is: 4,989.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,974.02 : 8,242.97 = 3,616.38 : x
  2. Step 2: Convert to fraction form
    5,974.02/8,242.97 = 3,616.38/x
  3. Step 3: Cross multiply
    5,974.02x = 8,242.97 × 3,616.38
  4. Step 4: Simplify right side
    5,974.02x = 29,809,693.77
  5. Step 5: Solve for x
    x = 29,809,693.77/5,974.02
  6. Step 6: Final answer
    x = 4,989.89

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1.5x scale

Why These Related Problems?

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