Home / 2,994.78-4,132.61-1,668.58

Finding the Fourth Proportional to 2,994.78, 4,132.61 and 1,668.58

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Solution

The fourth proportional to 2,994.78, 4,132.61 and 1,668.58 is: 2,302.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,994.78 : 4,132.61 = 1,668.58 : x
  2. Step 2: Convert to fraction form
    2,994.78/4,132.61 = 1,668.58/x
  3. Step 3: Cross multiply
    2,994.78x = 4,132.61 × 1,668.58
  4. Step 4: Simplify right side
    2,994.78x = 6,895,582.05
  5. Step 5: Solve for x
    x = 6,895,582.05/2,994.78
  6. Step 6: Final answer
    x = 2,302.54

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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.