Home / 10,742.63-16,114.85-2,951.44

Finding the Fourth Proportional to 10,742.63, 16,114.85 and 2,951.44

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Solution

The fourth proportional to 10,742.63, 16,114.85 and 2,951.44 is: 4,427.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,742.63 : 16,114.85 = 2,951.44 : x
  2. Step 2: Convert to fraction form
    10,742.63/16,114.85 = 2,951.44/x
  3. Step 3: Cross multiply
    10,742.63x = 16,114.85 × 2,951.44
  4. Step 4: Simplify right side
    10,742.63x = 47,561,968.91
  5. Step 5: Solve for x
    x = 47,561,968.91/10,742.63
  6. Step 6: Final answer
    x = 4,427.41

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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.