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Finding the Fourth Proportional to 1,817.99, 2,508.73 and 1,032

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Solution

The fourth proportional to 1,817.99, 2,508.73 and 1,032 is: 1,424.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817.99 : 2,508.73 = 1,032 : x
  2. Step 2: Convert to fraction form
    1,817.99/2,508.73 = 1,032/x
  3. Step 3: Cross multiply
    1,817.99x = 2,508.73 × 1,032
  4. Step 4: Simplify right side
    1,817.99x = 2,589,009.36
  5. Step 5: Solve for x
    x = 2,589,009.36/1,817.99
  6. Step 6: Final answer
    x = 1,424.11

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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.