Home / 7,908.06-11,852.95-2,974.55

Finding the Fourth Proportional to 7,908.06, 11,852.95 and 2,974.55

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Solution

The fourth proportional to 7,908.06, 11,852.95 and 2,974.55 is: 4,458.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,908.06 : 11,852.95 = 2,974.55 : x
  2. Step 2: Convert to fraction form
    7,908.06/11,852.95 = 2,974.55/x
  3. Step 3: Cross multiply
    7,908.06x = 11,852.95 × 2,974.55
  4. Step 4: Simplify right side
    7,908.06x = 35,257,192.42
  5. Step 5: Solve for x
    x = 35,257,192.42/7,908.06
  6. Step 6: Final answer
    x = 4,458.39

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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.