Home / 1,664.58-2,297.31-1,001.64

Finding the Fourth Proportional to 1,664.58, 2,297.31 and 1,001.64

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Solution

The fourth proportional to 1,664.58, 2,297.31 and 1,001.64 is: 1,382.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664.58 : 2,297.31 = 1,001.64 : x
  2. Step 2: Convert to fraction form
    1,664.58/2,297.31 = 1,001.64/x
  3. Step 3: Cross multiply
    1,664.58x = 2,297.31 × 1,001.64
  4. Step 4: Simplify right side
    1,664.58x = 2,301,077.59
  5. Step 5: Solve for x
    x = 2,301,077.59/1,664.58
  6. Step 6: Final answer
    x = 1,382.38

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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.