Home / 7,908.06-11,858.84-2,975.06

Finding the Fourth Proportional to 7,908.06, 11,858.84 and 2,975.06

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Solution

The fourth proportional to 7,908.06, 11,858.84 and 2,975.06 is: 4,461.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,908.06 : 11,858.84 = 2,975.06 : x
  2. Step 2: Convert to fraction form
    7,908.06/11,858.84 = 2,975.06/x
  3. Step 3: Cross multiply
    7,908.06x = 11,858.84 × 2,975.06
  4. Step 4: Simplify right side
    7,908.06x = 35,280,760.53
  5. Step 5: Solve for x
    x = 35,280,760.53/7,908.06
  6. Step 6: Final answer
    x = 4,461.37

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1.5x scale

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.