Home / 11,457.35-17,186.01-3,137.43

Finding the Fourth Proportional to 11,457.35, 17,186.01 and 3,137.43

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Solution

The fourth proportional to 11,457.35, 17,186.01 and 3,137.43 is: 4,706.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,457.35 : 17,186.01 = 3,137.43 : x
  2. Step 2: Convert to fraction form
    11,457.35/17,186.01 = 3,137.43/x
  3. Step 3: Cross multiply
    11,457.35x = 17,186.01 × 3,137.43
  4. Step 4: Simplify right side
    11,457.35x = 53,919,903.35
  5. Step 5: Solve for x
    x = 53,919,903.35/11,457.35
  6. Step 6: Final answer
    x = 4,706.14

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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.