Home / 4,167.76-5,748.96-2,842.08

Finding the Fourth Proportional to 4,167.76, 5,748.96 and 2,842.08

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Solution

The fourth proportional to 4,167.76, 5,748.96 and 2,842.08 is: 3,920.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,167.76 : 5,748.96 = 2,842.08 : x
  2. Step 2: Convert to fraction form
    4,167.76/5,748.96 = 2,842.08/x
  3. Step 3: Cross multiply
    4,167.76x = 5,748.96 × 2,842.08
  4. Step 4: Simplify right side
    4,167.76x = 16,339,004.24
  5. Step 5: Solve for x
    x = 16,339,004.24/4,167.76
  6. Step 6: Final answer
    x = 3,920.33

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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.