Home / 6,195.76-8,549.94-3,401.20

Finding the Fourth Proportional to 6,195.76, 8,549.94 and 3,401.20

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Solution

The fourth proportional to 6,195.76, 8,549.94 and 3,401.20 is: 4,693.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,195.76 : 8,549.94 = 3,401.20 : x
  2. Step 2: Convert to fraction form
    6,195.76/8,549.94 = 3,401.20/x
  3. Step 3: Cross multiply
    6,195.76x = 8,549.94 × 3,401.20
  4. Step 4: Simplify right side
    6,195.76x = 29,080,055.93
  5. Step 5: Solve for x
    x = 29,080,055.93/6,195.76
  6. Step 6: Final answer
    x = 4,693.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.