Home / 7,181.92-10,777.66-3,484.42

Finding the Fourth Proportional to 7,181.92, 10,777.66 and 3,484.42

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Solution

The fourth proportional to 7,181.92, 10,777.66 and 3,484.42 is: 5,228.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,181.92 : 10,777.66 = 3,484.42 : x
  2. Step 2: Convert to fraction form
    7,181.92/10,777.66 = 3,484.42/x
  3. Step 3: Cross multiply
    7,181.92x = 10,777.66 × 3,484.42
  4. Step 4: Simplify right side
    7,181.92x = 37,553,822.75
  5. Step 5: Solve for x
    x = 37,553,822.75/7,181.92
  6. Step 6: Final answer
    x = 5,228.94

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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.