Home / 8,346.32-11,517.91-4,811.58

Finding the Fourth Proportional to 8,346.32, 11,517.91 and 4,811.58

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Solution

The fourth proportional to 8,346.32, 11,517.91 and 4,811.58 is: 6,639.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,346.32 : 11,517.91 = 4,811.58 : x
  2. Step 2: Convert to fraction form
    8,346.32/11,517.91 = 4,811.58/x
  3. Step 3: Cross multiply
    8,346.32x = 11,517.91 × 4,811.58
  4. Step 4: Simplify right side
    8,346.32x = 55,419,287.81
  5. Step 5: Solve for x
    x = 55,419,287.81/8,346.32
  6. Step 6: Final answer
    x = 6,639.97

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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.