Home / 1,819.62-2,511.18-1,714.32

Finding the Fourth Proportional to 1,819.62, 2,511.18 and 1,714.32

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Solution

The fourth proportional to 1,819.62, 2,511.18 and 1,714.32 is: 2,365.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819.62 : 2,511.18 = 1,714.32 : x
  2. Step 2: Convert to fraction form
    1,819.62/2,511.18 = 1,714.32/x
  3. Step 3: Cross multiply
    1,819.62x = 2,511.18 × 1,714.32
  4. Step 4: Simplify right side
    1,819.62x = 4,304,966.10
  5. Step 5: Solve for x
    x = 4,304,966.10/1,819.62
  6. Step 6: Final answer
    x = 2,365.86

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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.