Home / 6,173.72-8,519.73-3,521.07

Finding the Fourth Proportional to 6,173.72, 8,519.73 and 3,521.07

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Solution

The fourth proportional to 6,173.72, 8,519.73 and 3,521.07 is: 4,859.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,173.72 : 8,519.73 = 3,521.07 : x
  2. Step 2: Convert to fraction form
    6,173.72/8,519.73 = 3,521.07/x
  3. Step 3: Cross multiply
    6,173.72x = 8,519.73 × 3,521.07
  4. Step 4: Simplify right side
    6,173.72x = 29,998,572.31
  5. Step 5: Solve for x
    x = 29,998,572.31/6,173.72
  6. Step 6: Final answer
    x = 4,859.08

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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.