Home / 3,381.60-4,668.05-2,055.73

Finding the Fourth Proportional to 3,381.60, 4,668.05 and 2,055.73

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Solution

The fourth proportional to 3,381.60, 4,668.05 and 2,055.73 is: 2,837.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,381.60 : 4,668.05 = 2,055.73 : x
  2. Step 2: Convert to fraction form
    3,381.60/4,668.05 = 2,055.73/x
  3. Step 3: Cross multiply
    3,381.60x = 4,668.05 × 2,055.73
  4. Step 4: Simplify right side
    3,381.60x = 9,596,228.48
  5. Step 5: Solve for x
    x = 9,596,228.48/3,381.60
  6. Step 6: Final answer
    x = 2,837.78

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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.