Home / 1,110.14-1,665.38-562.10

Finding the Fourth Proportional to 1,110.14, 1,665.38 and 562.10

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Solution

The fourth proportional to 1,110.14, 1,665.38 and 562.10 is: 843.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110.14 : 1,665.38 = 562.10 : x
  2. Step 2: Convert to fraction form
    1,110.14/1,665.38 = 562.10/x
  3. Step 3: Cross multiply
    1,110.14x = 1,665.38 × 562.10
  4. Step 4: Simplify right side
    1,110.14x = 936,103.18
  5. Step 5: Solve for x
    x = 936,103.18/1,110.14
  6. Step 6: Final answer
    x = 843.23

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Why These Related Problems?

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