Home / 1,097.48-1,511.03-1,022.96

Finding the Fourth Proportional to 1,097.48, 1,511.03 and 1,022.96

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Solution

The fourth proportional to 1,097.48, 1,511.03 and 1,022.96 is: 1,408.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097.48 : 1,511.03 = 1,022.96 : x
  2. Step 2: Convert to fraction form
    1,097.48/1,511.03 = 1,022.96/x
  3. Step 3: Cross multiply
    1,097.48x = 1,511.03 × 1,022.96
  4. Step 4: Simplify right side
    1,097.48x = 1,545,710.58
  5. Step 5: Solve for x
    x = 1,545,710.58/1,097.48
  6. Step 6: Final answer
    x = 1,408.42

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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.