Home / 1,776.44-2,455.92-1,333.58

Finding the Fourth Proportional to 1,776.44, 2,455.92 and 1,333.58

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Solution

The fourth proportional to 1,776.44, 2,455.92 and 1,333.58 is: 1,843.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776.44 : 2,455.92 = 1,333.58 : x
  2. Step 2: Convert to fraction form
    1,776.44/2,455.92 = 1,333.58/x
  3. Step 3: Cross multiply
    1,776.44x = 2,455.92 × 1,333.58
  4. Step 4: Simplify right side
    1,776.44x = 3,275,153.51
  5. Step 5: Solve for x
    x = 3,275,153.51/1,776.44
  6. Step 6: Final answer
    x = 1,843.66

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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.