Home / 8,333.86-11,500.78-4,556.98

Finding the Fourth Proportional to 8,333.86, 11,500.78 and 4,556.98

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Solution

The fourth proportional to 8,333.86, 11,500.78 and 4,556.98 is: 6,288.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,333.86 : 11,500.78 = 4,556.98 : x
  2. Step 2: Convert to fraction form
    8,333.86/11,500.78 = 4,556.98/x
  3. Step 3: Cross multiply
    8,333.86x = 11,500.78 × 4,556.98
  4. Step 4: Simplify right side
    8,333.86x = 52,408,824.44
  5. Step 5: Solve for x
    x = 52,408,824.44/8,333.86
  6. Step 6: Final answer
    x = 6,288.66

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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.