Home / 5,521.86-8,277.12-4,125.42

Finding the Fourth Proportional to 5,521.86, 8,277.12 and 4,125.42

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Solution

The fourth proportional to 5,521.86, 8,277.12 and 4,125.42 is: 6,183.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,521.86 : 8,277.12 = 4,125.42 : x
  2. Step 2: Convert to fraction form
    5,521.86/8,277.12 = 4,125.42/x
  3. Step 3: Cross multiply
    5,521.86x = 8,277.12 × 4,125.42
  4. Step 4: Simplify right side
    5,521.86x = 34,146,596.39
  5. Step 5: Solve for x
    x = 34,146,596.39/5,521.86
  6. Step 6: Final answer
    x = 6,183.89

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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.