Home / 10,927.89-16,389.27-4,684.95

Finding the Fourth Proportional to 10,927.89, 16,389.27 and 4,684.95

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Solution

The fourth proportional to 10,927.89, 16,389.27 and 4,684.95 is: 7,026.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,927.89 : 16,389.27 = 4,684.95 : x
  2. Step 2: Convert to fraction form
    10,927.89/16,389.27 = 4,684.95/x
  3. Step 3: Cross multiply
    10,927.89x = 16,389.27 × 4,684.95
  4. Step 4: Simplify right side
    10,927.89x = 76,782,910.49
  5. Step 5: Solve for x
    x = 76,782,910.49/10,927.89
  6. Step 6: Final answer
    x = 7,026.33

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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.