Home / 5,745.91-8,623.16-4,268.55

Finding the Fourth Proportional to 5,745.91, 8,623.16 and 4,268.55

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Solution

The fourth proportional to 5,745.91, 8,623.16 and 4,268.55 is: 6,406.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,745.91 : 8,623.16 = 4,268.55 : x
  2. Step 2: Convert to fraction form
    5,745.91/8,623.16 = 4,268.55/x
  3. Step 3: Cross multiply
    5,745.91x = 8,623.16 × 4,268.55
  4. Step 4: Simplify right side
    5,745.91x = 36,808,389.62
  5. Step 5: Solve for x
    x = 36,808,389.62/5,745.91
  6. Step 6: Final answer
    x = 6,406.02

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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.