Home / 4,141.69-5,714.40-2,881.33

Finding the Fourth Proportional to 4,141.69, 5,714.40 and 2,881.33

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Solution

The fourth proportional to 4,141.69, 5,714.40 and 2,881.33 is: 3,975.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,141.69 : 5,714.40 = 2,881.33 : x
  2. Step 2: Convert to fraction form
    4,141.69/5,714.40 = 2,881.33/x
  3. Step 3: Cross multiply
    4,141.69x = 5,714.40 × 2,881.33
  4. Step 4: Simplify right side
    4,141.69x = 16,465,072.15
  5. Step 5: Solve for x
    x = 16,465,072.15/4,141.69
  6. Step 6: Final answer
    x = 3,975.45

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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.