Home / 5,745.68-8,623.36-2,974.08

Finding the Fourth Proportional to 5,745.68, 8,623.36 and 2,974.08

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Solution

The fourth proportional to 5,745.68, 8,623.36 and 2,974.08 is: 4,463.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,745.68 : 8,623.36 = 2,974.08 : x
  2. Step 2: Convert to fraction form
    5,745.68/8,623.36 = 2,974.08/x
  3. Step 3: Cross multiply
    5,745.68x = 8,623.36 × 2,974.08
  4. Step 4: Simplify right side
    5,745.68x = 25,646,562.51
  5. Step 5: Solve for x
    x = 25,646,562.51/5,745.68
  6. Step 6: Final answer
    x = 4,463.63

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1.5x scale

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.