Home / 12,664.02-18,984.42-4,866.96

Finding the Fourth Proportional to 12,664.02, 18,984.42 and 4,866.96

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Solution

The fourth proportional to 12,664.02, 18,984.42 and 4,866.96 is: 7,295.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,664.02 : 18,984.42 = 4,866.96 : x
  2. Step 2: Convert to fraction form
    12,664.02/18,984.42 = 4,866.96/x
  3. Step 3: Cross multiply
    12,664.02x = 18,984.42 × 4,866.96
  4. Step 4: Simplify right side
    12,664.02x = 92,396,388.43
  5. Step 5: Solve for x
    x = 92,396,388.43/12,664.02
  6. Step 6: Final answer
    x = 7,295.98

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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.