Home / 5,974.02-8,245.40-4,089.42

Finding the Fourth Proportional to 5,974.02, 8,245.40 and 4,089.42

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Solution

The fourth proportional to 5,974.02, 8,245.40 and 4,089.42 is: 5,644.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,974.02 : 8,245.40 = 4,089.42 : x
  2. Step 2: Convert to fraction form
    5,974.02/8,245.40 = 4,089.42/x
  3. Step 3: Cross multiply
    5,974.02x = 8,245.40 × 4,089.42
  4. Step 4: Simplify right side
    5,974.02x = 33,718,883.22
  5. Step 5: Solve for x
    x = 33,718,883.22/5,974.02
  6. Step 6: Final answer
    x = 5,644.25

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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.