Home / 2,731.72-4,091.04-1,573.96

Finding the Fourth Proportional to 2,731.72, 4,091.04 and 1,573.96

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Solution

The fourth proportional to 2,731.72, 4,091.04 and 1,573.96 is: 2,357.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731.72 : 4,091.04 = 1,573.96 : x
  2. Step 2: Convert to fraction form
    2,731.72/4,091.04 = 1,573.96/x
  3. Step 3: Cross multiply
    2,731.72x = 4,091.04 × 1,573.96
  4. Step 4: Simplify right side
    2,731.72x = 6,439,133.32
  5. Step 5: Solve for x
    x = 6,439,133.32/2,731.72
  6. Step 6: Final answer
    x = 2,357.17

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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.