Home / 2,994.42-4,132.19-1,668.05

Finding the Fourth Proportional to 2,994.42, 4,132.19 and 1,668.05

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Solution

The fourth proportional to 2,994.42, 4,132.19 and 1,668.05 is: 2,301.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,994.42 : 4,132.19 = 1,668.05 : x
  2. Step 2: Convert to fraction form
    2,994.42/4,132.19 = 1,668.05/x
  3. Step 3: Cross multiply
    2,994.42x = 4,132.19 × 1,668.05
  4. Step 4: Simplify right side
    2,994.42x = 6,892,714.03
  5. Step 5: Solve for x
    x = 6,892,714.03/2,994.42
  6. Step 6: Final answer
    x = 2,301.85

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1.5x scale

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.