Home / 11,885.31-16,401.18-6,850.27

Finding the Fourth Proportional to 11,885.31, 16,401.18 and 6,850.27

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Solution

The fourth proportional to 11,885.31, 16,401.18 and 6,850.27 is: 9,453.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,885.31 : 16,401.18 = 6,850.27 : x
  2. Step 2: Convert to fraction form
    11,885.31/16,401.18 = 6,850.27/x
  3. Step 3: Cross multiply
    11,885.31x = 16,401.18 × 6,850.27
  4. Step 4: Simplify right side
    11,885.31x = 112,352,557.51
  5. Step 5: Solve for x
    x = 112,352,557.51/11,885.31
  6. Step 6: Final answer
    x = 9,453.06

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1.5x scale

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.