Home / 4,190.46-6,280.42-3,669.22

Finding the Fourth Proportional to 4,190.46, 6,280.42 and 3,669.22

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Solution

The fourth proportional to 4,190.46, 6,280.42 and 3,669.22 is: 5,499.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,190.46 : 6,280.42 = 3,669.22 : x
  2. Step 2: Convert to fraction form
    4,190.46/6,280.42 = 3,669.22/x
  3. Step 3: Cross multiply
    4,190.46x = 6,280.42 × 3,669.22
  4. Step 4: Simplify right side
    4,190.46x = 23,044,242.67
  5. Step 5: Solve for x
    x = 23,044,242.67/4,190.46
  6. Step 6: Final answer
    x = 5,499.22

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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.