Home / 10,786.41-16,181.93-6,108.63

Finding the Fourth Proportional to 10,786.41, 16,181.93 and 6,108.63

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Solution

The fourth proportional to 10,786.41, 16,181.93 and 6,108.63 is: 9,164.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,786.41 : 16,181.93 = 6,108.63 : x
  2. Step 2: Convert to fraction form
    10,786.41/16,181.93 = 6,108.63/x
  3. Step 3: Cross multiply
    10,786.41x = 16,181.93 × 6,108.63
  4. Step 4: Simplify right side
    10,786.41x = 98,849,463.51
  5. Step 5: Solve for x
    x = 98,849,463.51/10,786.41
  6. Step 6: Final answer
    x = 9,164.26

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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.