Home / 2,992.28-4,485.54-1,893.92

Finding the Fourth Proportional to 2,992.28, 4,485.54 and 1,893.92

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Solution

The fourth proportional to 2,992.28, 4,485.54 and 1,893.92 is: 2,839.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992.28 : 4,485.54 = 1,893.92 : x
  2. Step 2: Convert to fraction form
    2,992.28/4,485.54 = 1,893.92/x
  3. Step 3: Cross multiply
    2,992.28x = 4,485.54 × 1,893.92
  4. Step 4: Simplify right side
    2,992.28x = 8,495,253.92
  5. Step 5: Solve for x
    x = 8,495,253.92/2,992.28
  6. Step 6: Final answer
    x = 2,839.06

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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.