Home / 1,788.92-2,468.40-1,199.24

Finding the Fourth Proportional to 1,788.92, 2,468.40 and 1,199.24

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Solution

The fourth proportional to 1,788.92, 2,468.40 and 1,199.24 is: 1,654.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788.92 : 2,468.40 = 1,199.24 : x
  2. Step 2: Convert to fraction form
    1,788.92/2,468.40 = 1,199.24/x
  3. Step 3: Cross multiply
    1,788.92x = 2,468.40 × 1,199.24
  4. Step 4: Simplify right side
    1,788.92x = 2,960,204.02
  5. Step 5: Solve for x
    x = 2,960,204.02/1,788.92
  6. Step 6: Final answer
    x = 1,654.74

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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.