Home / 4,279.86-5,903.01-2,882.34

Finding the Fourth Proportional to 4,279.86, 5,903.01 and 2,882.34

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Solution

The fourth proportional to 4,279.86, 5,903.01 and 2,882.34 is: 3,975.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,279.86 : 5,903.01 = 2,882.34 : x
  2. Step 2: Convert to fraction form
    4,279.86/5,903.01 = 2,882.34/x
  3. Step 3: Cross multiply
    4,279.86x = 5,903.01 × 2,882.34
  4. Step 4: Simplify right side
    4,279.86x = 17,014,481.84
  5. Step 5: Solve for x
    x = 17,014,481.84/4,279.86
  6. Step 6: Final answer
    x = 3,975.48

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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.