Home / 4,788.96-7,171.13-2,934.47

Finding the Fourth Proportional to 4,788.96, 7,171.13 and 2,934.47

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Solution

The fourth proportional to 4,788.96, 7,171.13 and 2,934.47 is: 4,394.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,788.96 : 7,171.13 = 2,934.47 : x
  2. Step 2: Convert to fraction form
    4,788.96/7,171.13 = 2,934.47/x
  3. Step 3: Cross multiply
    4,788.96x = 7,171.13 × 2,934.47
  4. Step 4: Simplify right side
    4,788.96x = 21,043,465.85
  5. Step 5: Solve for x
    x = 21,043,465.85/4,788.96
  6. Step 6: Final answer
    x = 4,394.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.