Home / 4,160.21-6,222.08-3,620.75

Finding the Fourth Proportional to 4,160.21, 6,222.08 and 3,620.75

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Solution

The fourth proportional to 4,160.21, 6,222.08 and 3,620.75 is: 5,415.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,160.21 : 6,222.08 = 3,620.75 : x
  2. Step 2: Convert to fraction form
    4,160.21/6,222.08 = 3,620.75/x
  3. Step 3: Cross multiply
    4,160.21x = 6,222.08 × 3,620.75
  4. Step 4: Simplify right side
    4,160.21x = 22,528,596.16
  5. Step 5: Solve for x
    x = 22,528,596.16/4,160.21
  6. Step 6: Final answer
    x = 5,415.25

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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.