Home / 5,626.12-8,433.77-3,777.75

Finding the Fourth Proportional to 5,626.12, 8,433.77 and 3,777.75

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Solution

The fourth proportional to 5,626.12, 8,433.77 and 3,777.75 is: 5,662.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,626.12 : 8,433.77 = 3,777.75 : x
  2. Step 2: Convert to fraction form
    5,626.12/8,433.77 = 3,777.75/x
  3. Step 3: Cross multiply
    5,626.12x = 8,433.77 × 3,777.75
  4. Step 4: Simplify right side
    5,626.12x = 31,860,674.62
  5. Step 5: Solve for x
    x = 31,860,674.62/5,626.12
  6. Step 6: Final answer
    x = 5,662.99

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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.