Home / 9,946.88-14,920.16-3,021.36

Finding the Fourth Proportional to 9,946.88, 14,920.16 and 3,021.36

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Solution

The fourth proportional to 9,946.88, 14,920.16 and 3,021.36 is: 4,531.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,946.88 : 14,920.16 = 3,021.36 : x
  2. Step 2: Convert to fraction form
    9,946.88/14,920.16 = 3,021.36/x
  3. Step 3: Cross multiply
    9,946.88x = 14,920.16 × 3,021.36
  4. Step 4: Simplify right side
    9,946.88x = 45,079,174.62
  5. Step 5: Solve for x
    x = 45,079,174.62/9,946.88
  6. Step 6: Final answer
    x = 4,531.99

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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.