Home / 4,714.08-7,072.20-1,427.16

Finding the Fourth Proportional to 4,714.08, 7,072.20 and 1,427.16

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Solution

The fourth proportional to 4,714.08, 7,072.20 and 1,427.16 is: 2,141.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,714.08 : 7,072.20 = 1,427.16 : x
  2. Step 2: Convert to fraction form
    4,714.08/7,072.20 = 1,427.16/x
  3. Step 3: Cross multiply
    4,714.08x = 7,072.20 × 1,427.16
  4. Step 4: Simplify right side
    4,714.08x = 10,093,160.95
  5. Step 5: Solve for x
    x = 10,093,160.95/4,714.08
  6. Step 6: Final answer
    x = 2,141.07

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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.