Home / 7,816.94-11,725.56-2,884.04

Finding the Fourth Proportional to 7,816.94, 11,725.56 and 2,884.04

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Solution

The fourth proportional to 7,816.94, 11,725.56 and 2,884.04 is: 4,326.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,816.94 : 11,725.56 = 2,884.04 : x
  2. Step 2: Convert to fraction form
    7,816.94/11,725.56 = 2,884.04/x
  3. Step 3: Cross multiply
    7,816.94x = 11,725.56 × 2,884.04
  4. Step 4: Simplify right side
    7,816.94x = 33,816,984.06
  5. Step 5: Solve for x
    x = 33,816,984.06/7,816.94
  6. Step 6: Final answer
    x = 4,326.12

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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.