Home / 5,974.02-8,241.84-3,615.30

Finding the Fourth Proportional to 5,974.02, 8,241.84 and 3,615.30

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Solution

The fourth proportional to 5,974.02, 8,241.84 and 3,615.30 is: 4,987.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,974.02 : 8,241.84 = 3,615.30 : x
  2. Step 2: Convert to fraction form
    5,974.02/8,241.84 = 3,615.30/x
  3. Step 3: Cross multiply
    5,974.02x = 8,241.84 × 3,615.30
  4. Step 4: Simplify right side
    5,974.02x = 29,796,724.15
  5. Step 5: Solve for x
    x = 29,796,724.15/5,974.02
  6. Step 6: Final answer
    x = 4,987.72

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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.