Home / 7,946.94-11,916.80-3,013.07

Finding the Fourth Proportional to 7,946.94, 11,916.80 and 3,013.07

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Solution

The fourth proportional to 7,946.94, 11,916.80 and 3,013.07 is: 4,518.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,946.94 : 11,916.80 = 3,013.07 : x
  2. Step 2: Convert to fraction form
    7,946.94/11,916.80 = 3,013.07/x
  3. Step 3: Cross multiply
    7,946.94x = 11,916.80 × 3,013.07
  4. Step 4: Simplify right side
    7,946.94x = 35,906,181.30
  5. Step 5: Solve for x
    x = 35,906,181.30/7,946.94
  6. Step 6: Final answer
    x = 4,518.24

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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.