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Finding the Fourth Proportional to 6,173.67, 8,519.67 and 3,521.01

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Solution

The fourth proportional to 6,173.67, 8,519.67 and 3,521.01 is: 4,859.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,173.67 : 8,519.67 = 3,521.01 : x
  2. Step 2: Convert to fraction form
    6,173.67/8,519.67 = 3,521.01/x
  3. Step 3: Cross multiply
    6,173.67x = 8,519.67 × 3,521.01
  4. Step 4: Simplify right side
    6,173.67x = 29,997,843.27
  5. Step 5: Solve for x
    x = 29,997,843.27/6,173.67
  6. Step 6: Final answer
    x = 4,859.00

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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.