Home / 4,148.88-5,725.83-2,636.19

Finding the Fourth Proportional to 4,148.88, 5,725.83 and 2,636.19

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Solution

The fourth proportional to 4,148.88, 5,725.83 and 2,636.19 is: 3,638.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,148.88 : 5,725.83 = 2,636.19 : x
  2. Step 2: Convert to fraction form
    4,148.88/5,725.83 = 2,636.19/x
  3. Step 3: Cross multiply
    4,148.88x = 5,725.83 × 2,636.19
  4. Step 4: Simplify right side
    4,148.88x = 15,094,375.79
  5. Step 5: Solve for x
    x = 15,094,375.79/4,148.88
  6. Step 6: Final answer
    x = 3,638.18

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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.