Home / 1,787.37-2,466.69-1,001.42

Finding the Fourth Proportional to 1,787.37, 2,466.69 and 1,001.42

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Solution

The fourth proportional to 1,787.37, 2,466.69 and 1,001.42 is: 1,382.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787.37 : 2,466.69 = 1,001.42 : x
  2. Step 2: Convert to fraction form
    1,787.37/2,466.69 = 1,001.42/x
  3. Step 3: Cross multiply
    1,787.37x = 2,466.69 × 1,001.42
  4. Step 4: Simplify right side
    1,787.37x = 2,470,175.36
  5. Step 5: Solve for x
    x = 2,470,175.36/1,787.37
  6. Step 6: Final answer
    x = 1,382.02

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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.