Home / 8,317.27-11,479.32-4,960.30

Finding the Fourth Proportional to 8,317.27, 11,479.32 and 4,960.30

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Solution

The fourth proportional to 8,317.27, 11,479.32 and 4,960.30 is: 6,846.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317.27 : 11,479.32 = 4,960.30 : x
  2. Step 2: Convert to fraction form
    8,317.27/11,479.32 = 4,960.30/x
  3. Step 3: Cross multiply
    8,317.27x = 11,479.32 × 4,960.30
  4. Step 4: Simplify right side
    8,317.27x = 56,940,871.00
  5. Step 5: Solve for x
    x = 56,940,871.00/8,317.27
  6. Step 6: Final answer
    x = 6,846.10

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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.