Home / 10,927.93-16,391.91-2,719.93

Finding the Fourth Proportional to 10,927.93, 16,391.91 and 2,719.93

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Solution

The fourth proportional to 10,927.93, 16,391.91 and 2,719.93 is: 4,079.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,927.93 : 16,391.91 = 2,719.93 : x
  2. Step 2: Convert to fraction form
    10,927.93/16,391.91 = 2,719.93/x
  3. Step 3: Cross multiply
    10,927.93x = 16,391.91 × 2,719.93
  4. Step 4: Simplify right side
    10,927.93x = 44,584,847.77
  5. Step 5: Solve for x
    x = 44,584,847.77/10,927.93
  6. Step 6: Final answer
    x = 4,079.90

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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.