Home / 6,174.04-8,520.66-3,521.39

Finding the Fourth Proportional to 6,174.04, 8,520.66 and 3,521.39

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Solution

The fourth proportional to 6,174.04, 8,520.66 and 3,521.39 is: 4,859.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,174.04 : 8,520.66 = 3,521.39 : x
  2. Step 2: Convert to fraction form
    6,174.04/8,520.66 = 3,521.39/x
  3. Step 3: Cross multiply
    6,174.04x = 8,520.66 × 3,521.39
  4. Step 4: Simplify right side
    6,174.04x = 30,004,566.92
  5. Step 5: Solve for x
    x = 30,004,566.92/6,174.04
  6. Step 6: Final answer
    x = 4,859.79

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Double scale
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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.