Home / 12,898.08-19,349.94-4,133.88

Finding the Fourth Proportional to 12,898.08, 19,349.94 and 4,133.88

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Solution

The fourth proportional to 12,898.08, 19,349.94 and 4,133.88 is: 6,201.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,898.08 : 19,349.94 = 4,133.88 : x
  2. Step 2: Convert to fraction form
    12,898.08/19,349.94 = 4,133.88/x
  3. Step 3: Cross multiply
    12,898.08x = 19,349.94 × 4,133.88
  4. Step 4: Simplify right side
    12,898.08x = 79,990,329.97
  5. Step 5: Solve for x
    x = 79,990,329.97/12,898.08
  6. Step 6: Final answer
    x = 6,201.72

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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.