Home / 3,159.63-4,742.64-2,849.37

Finding the Fourth Proportional to 3,159.63, 4,742.64 and 2,849.37

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Solution

The fourth proportional to 3,159.63, 4,742.64 and 2,849.37 is: 4,276.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159.63 : 4,742.64 = 2,849.37 : x
  2. Step 2: Convert to fraction form
    3,159.63/4,742.64 = 2,849.37/x
  3. Step 3: Cross multiply
    3,159.63x = 4,742.64 × 2,849.37
  4. Step 4: Simplify right side
    3,159.63x = 13,513,512.42
  5. Step 5: Solve for x
    x = 13,513,512.42/3,159.63
  6. Step 6: Final answer
    x = 4,276.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.