Home / 11,975.52-17,963.58-4,078.04

Finding the Fourth Proportional to 11,975.52, 17,963.58 and 4,078.04

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Solution

The fourth proportional to 11,975.52, 17,963.58 and 4,078.04 is: 6,117.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,975.52 : 17,963.58 = 4,078.04 : x
  2. Step 2: Convert to fraction form
    11,975.52/17,963.58 = 4,078.04/x
  3. Step 3: Cross multiply
    11,975.52x = 17,963.58 × 4,078.04
  4. Step 4: Simplify right side
    11,975.52x = 73,256,197.78
  5. Step 5: Solve for x
    x = 73,256,197.78/11,975.52
  6. Step 6: Final answer
    x = 6,117.16

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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.