Home / 8,216.37-11,340.91-4,860.35

Finding the Fourth Proportional to 8,216.37, 11,340.91 and 4,860.35

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Solution

The fourth proportional to 8,216.37, 11,340.91 and 4,860.35 is: 6,708.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,216.37 : 11,340.91 = 4,860.35 : x
  2. Step 2: Convert to fraction form
    8,216.37/11,340.91 = 4,860.35/x
  3. Step 3: Cross multiply
    8,216.37x = 11,340.91 × 4,860.35
  4. Step 4: Simplify right side
    8,216.37x = 55,120,738.76
  5. Step 5: Solve for x
    x = 55,120,738.76/8,216.37
  6. Step 6: Final answer
    x = 6,708.65

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Half scale
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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.