Home / 8,316.24-11,477.94-4,960.80

Finding the Fourth Proportional to 8,316.24, 11,477.94 and 4,960.80

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Solution

The fourth proportional to 8,316.24, 11,477.94 and 4,960.80 is: 6,846.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,316.24 : 11,477.94 = 4,960.80 : x
  2. Step 2: Convert to fraction form
    8,316.24/11,477.94 = 4,960.80/x
  3. Step 3: Cross multiply
    8,316.24x = 11,477.94 × 4,960.80
  4. Step 4: Simplify right side
    8,316.24x = 56,939,764.75
  5. Step 5: Solve for x
    x = 56,939,764.75/8,316.24
  6. Step 6: Final answer
    x = 6,846.82

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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.