Home / 4,664.94-6,987.36-2,196.06

Finding the Fourth Proportional to 4,664.94, 6,987.36 and 2,196.06

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Solution

The fourth proportional to 4,664.94, 6,987.36 and 2,196.06 is: 3,289.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,664.94 : 6,987.36 = 2,196.06 : x
  2. Step 2: Convert to fraction form
    4,664.94/6,987.36 = 2,196.06/x
  3. Step 3: Cross multiply
    4,664.94x = 6,987.36 × 2,196.06
  4. Step 4: Simplify right side
    4,664.94x = 15,344,661.80
  5. Step 5: Solve for x
    x = 15,344,661.80/4,664.94
  6. Step 6: Final answer
    x = 3,289.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.