Home / 2,955.12-4,428.82-1,493.48

Finding the Fourth Proportional to 2,955.12, 4,428.82 and 1,493.48

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Solution

The fourth proportional to 2,955.12, 4,428.82 and 1,493.48 is: 2,238.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,955.12 : 4,428.82 = 1,493.48 : x
  2. Step 2: Convert to fraction form
    2,955.12/4,428.82 = 1,493.48/x
  3. Step 3: Cross multiply
    2,955.12x = 4,428.82 × 1,493.48
  4. Step 4: Simplify right side
    2,955.12x = 6,614,354.09
  5. Step 5: Solve for x
    x = 6,614,354.09/2,955.12
  6. Step 6: Final answer
    x = 2,238.27

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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.