Home / 4,119.80-6,176.97-2,271.80

Finding the Fourth Proportional to 4,119.80, 6,176.97 and 2,271.80

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Solution

The fourth proportional to 4,119.80, 6,176.97 and 2,271.80 is: 3,406.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,119.80 : 6,176.97 = 2,271.80 : x
  2. Step 2: Convert to fraction form
    4,119.80/6,176.97 = 2,271.80/x
  3. Step 3: Cross multiply
    4,119.80x = 6,176.97 × 2,271.80
  4. Step 4: Simplify right side
    4,119.80x = 14,032,840.45
  5. Step 5: Solve for x
    x = 14,032,840.45/4,119.80
  6. Step 6: Final answer
    x = 3,406.19

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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.