Home / 1,092.48-1,511.04-1,015.68

Finding the Fourth Proportional to 1,092.48, 1,511.04 and 1,015.68

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Solution

The fourth proportional to 1,092.48, 1,511.04 and 1,015.68 is: 1,404.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092.48 : 1,511.04 = 1,015.68 : x
  2. Step 2: Convert to fraction form
    1,092.48/1,511.04 = 1,015.68/x
  3. Step 3: Cross multiply
    1,092.48x = 1,511.04 × 1,015.68
  4. Step 4: Simplify right side
    1,092.48x = 1,534,733.11
  5. Step 5: Solve for x
    x = 1,534,733.11/1,092.48
  6. Step 6: Final answer
    x = 1,404.82

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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.