Home / 4,115.75-6,174.27-1,776.41

Finding the Fourth Proportional to 4,115.75, 6,174.27 and 1,776.41

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Solution

The fourth proportional to 4,115.75, 6,174.27 and 1,776.41 is: 2,664.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115.75 : 6,174.27 = 1,776.41 : x
  2. Step 2: Convert to fraction form
    4,115.75/6,174.27 = 1,776.41/x
  3. Step 3: Cross multiply
    4,115.75x = 6,174.27 × 1,776.41
  4. Step 4: Simplify right side
    4,115.75x = 10,968,050.41
  5. Step 5: Solve for x
    x = 10,968,050.41/4,115.75
  6. Step 6: Final answer
    x = 2,664.90

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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.