Home / 2,730.56-4,091.89-1,556.95

Finding the Fourth Proportional to 2,730.56, 4,091.89 and 1,556.95

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Solution

The fourth proportional to 2,730.56, 4,091.89 and 1,556.95 is: 2,333.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,730.56 : 4,091.89 = 1,556.95 : x
  2. Step 2: Convert to fraction form
    2,730.56/4,091.89 = 1,556.95/x
  3. Step 3: Cross multiply
    2,730.56x = 4,091.89 × 1,556.95
  4. Step 4: Simplify right side
    2,730.56x = 6,370,857.48
  5. Step 5: Solve for x
    x = 6,370,857.48/2,730.56
  6. Step 6: Final answer
    x = 2,333.17

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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.