Home / 1,468.16-2,021.09-1,135.96

Finding the Fourth Proportional to 1,468.16, 2,021.09 and 1,135.96

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Solution

The fourth proportional to 1,468.16, 2,021.09 and 1,135.96 is: 1,563.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,468.16 : 2,021.09 = 1,135.96 : x
  2. Step 2: Convert to fraction form
    1,468.16/2,021.09 = 1,135.96/x
  3. Step 3: Cross multiply
    1,468.16x = 2,021.09 × 1,135.96
  4. Step 4: Simplify right side
    1,468.16x = 2,295,866.66
  5. Step 5: Solve for x
    x = 2,295,866.66/1,468.16
  6. Step 6: Final answer
    x = 1,563.77

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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.