Home / 1,788.41-2,467.95-1,002.44

Finding the Fourth Proportional to 1,788.41, 2,467.95 and 1,002.44

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Solution

The fourth proportional to 1,788.41, 2,467.95 and 1,002.44 is: 1,383.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788.41 : 2,467.95 = 1,002.44 : x
  2. Step 2: Convert to fraction form
    1,788.41/2,467.95 = 1,002.44/x
  3. Step 3: Cross multiply
    1,788.41x = 2,467.95 × 1,002.44
  4. Step 4: Simplify right side
    1,788.41x = 2,473,971.80
  5. Step 5: Solve for x
    x = 2,473,971.80/1,788.41
  6. Step 6: Final answer
    x = 1,383.34

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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.