Home / 4,144.08-5,717.43-2,815.47

Finding the Fourth Proportional to 4,144.08, 5,717.43 and 2,815.47

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Solution

The fourth proportional to 4,144.08, 5,717.43 and 2,815.47 is: 3,884.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,144.08 : 5,717.43 = 2,815.47 : x
  2. Step 2: Convert to fraction form
    4,144.08/5,717.43 = 2,815.47/x
  3. Step 3: Cross multiply
    4,144.08x = 5,717.43 × 2,815.47
  4. Step 4: Simplify right side
    4,144.08x = 16,097,252.64
  5. Step 5: Solve for x
    x = 16,097,252.64/4,144.08
  6. Step 6: Final answer
    x = 3,884.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.