Home / 6,964.81-9,611.44-3,821.00

Finding the Fourth Proportional to 6,964.81, 9,611.44 and 3,821.00

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Solution

The fourth proportional to 6,964.81, 9,611.44 and 3,821.00 is: 5,272.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,964.81 : 9,611.44 = 3,821.00 : x
  2. Step 2: Convert to fraction form
    6,964.81/9,611.44 = 3,821.00/x
  3. Step 3: Cross multiply
    6,964.81x = 9,611.44 × 3,821.00
  4. Step 4: Simplify right side
    6,964.81x = 36,725,254.63
  5. Step 5: Solve for x
    x = 36,725,254.63/6,964.81
  6. Step 6: Final answer
    x = 5,272.97

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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.