Home / 5,558.61-8,333.58-2,783.86

Finding the Fourth Proportional to 5,558.61, 8,333.58 and 2,783.86

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Solution

The fourth proportional to 5,558.61, 8,333.58 and 2,783.86 is: 4,173.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,558.61 : 8,333.58 = 2,783.86 : x
  2. Step 2: Convert to fraction form
    5,558.61/8,333.58 = 2,783.86/x
  3. Step 3: Cross multiply
    5,558.61x = 8,333.58 × 2,783.86
  4. Step 4: Simplify right side
    5,558.61x = 23,199,509.62
  5. Step 5: Solve for x
    x = 23,199,509.62/5,558.61
  6. Step 6: Final answer
    x = 4,173.61

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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.