Home / 8,416.58-11,614.08-4,879.41

Finding the Fourth Proportional to 8,416.58, 11,614.08 and 4,879.41

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Solution

The fourth proportional to 8,416.58, 11,614.08 and 4,879.41 is: 6,733.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,416.58 : 11,614.08 = 4,879.41 : x
  2. Step 2: Convert to fraction form
    8,416.58/11,614.08 = 4,879.41/x
  3. Step 3: Cross multiply
    8,416.58x = 11,614.08 × 4,879.41
  4. Step 4: Simplify right side
    8,416.58x = 56,669,832.84
  5. Step 5: Solve for x
    x = 56,669,832.84/8,416.58
  6. Step 6: Final answer
    x = 6,733.12

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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.