Home / 1,819.04-2,730.68-1,042

Finding the Fourth Proportional to 1,819.04, 2,730.68 and 1,042

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Solution

The fourth proportional to 1,819.04, 2,730.68 and 1,042 is: 1,564.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819.04 : 2,730.68 = 1,042 : x
  2. Step 2: Convert to fraction form
    1,819.04/2,730.68 = 1,042/x
  3. Step 3: Cross multiply
    1,819.04x = 2,730.68 × 1,042
  4. Step 4: Simplify right side
    1,819.04x = 2,845,368.56
  5. Step 5: Solve for x
    x = 2,845,368.56/1,819.04
  6. Step 6: Final answer
    x = 1,564.21

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