Home / 3,453.40-4,763.82-2,055.88

Finding the Fourth Proportional to 3,453.40, 4,763.82 and 2,055.88

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Solution

The fourth proportional to 3,453.40, 4,763.82 and 2,055.88 is: 2,836.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453.40 : 4,763.82 = 2,055.88 : x
  2. Step 2: Convert to fraction form
    3,453.40/4,763.82 = 2,055.88/x
  3. Step 3: Cross multiply
    3,453.40x = 4,763.82 × 2,055.88
  4. Step 4: Simplify right side
    3,453.40x = 9,793,842.26
  5. Step 5: Solve for x
    x = 9,793,842.26/3,453.40
  6. Step 6: Final answer
    x = 2,836.00

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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.