Home / 9,836.37-13,570.30-6,480.81

Finding the Fourth Proportional to 9,836.37, 13,570.30 and 6,480.81

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Solution

The fourth proportional to 9,836.37, 13,570.30 and 6,480.81 is: 8,940.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,836.37 : 13,570.30 = 6,480.81 : x
  2. Step 2: Convert to fraction form
    9,836.37/13,570.30 = 6,480.81/x
  3. Step 3: Cross multiply
    9,836.37x = 13,570.30 × 6,480.81
  4. Step 4: Simplify right side
    9,836.37x = 87,946,544.04
  5. Step 5: Solve for x
    x = 87,946,544.04/9,836.37
  6. Step 6: Final answer
    x = 8,940.96

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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.