Home / 10,927.89-16,391.84-4,683.87

Finding the Fourth Proportional to 10,927.89, 16,391.84 and 4,683.87

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Solution

The fourth proportional to 10,927.89, 16,391.84 and 4,683.87 is: 7,025.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,927.89 : 16,391.84 = 4,683.87 : x
  2. Step 2: Convert to fraction form
    10,927.89/16,391.84 = 4,683.87/x
  3. Step 3: Cross multiply
    10,927.89x = 16,391.84 × 4,683.87
  4. Step 4: Simplify right side
    10,927.89x = 76,777,224.20
  5. Step 5: Solve for x
    x = 76,777,224.20/10,927.89
  6. Step 6: Final answer
    x = 7,025.81

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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.