Home / 8,316.83-11,479.98-4,960.73

Finding the Fourth Proportional to 8,316.83, 11,479.98 and 4,960.73

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Solution

The fourth proportional to 8,316.83, 11,479.98 and 4,960.73 is: 6,847.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,316.83 : 11,479.98 = 4,960.73 : x
  2. Step 2: Convert to fraction form
    8,316.83/11,479.98 = 4,960.73/x
  3. Step 3: Cross multiply
    8,316.83x = 11,479.98 × 4,960.73
  4. Step 4: Simplify right side
    8,316.83x = 56,949,023.79
  5. Step 5: Solve for x
    x = 56,949,023.79/8,316.83
  6. Step 6: Final answer
    x = 6,847.45

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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.