Home / 2,730.14-4,092.29-1,412.57

Finding the Fourth Proportional to 2,730.14, 4,092.29 and 1,412.57

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Solution

The fourth proportional to 2,730.14, 4,092.29 and 1,412.57 is: 2,117.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,730.14 : 4,092.29 = 1,412.57 : x
  2. Step 2: Convert to fraction form
    2,730.14/4,092.29 = 1,412.57/x
  3. Step 3: Cross multiply
    2,730.14x = 4,092.29 × 1,412.57
  4. Step 4: Simplify right side
    2,730.14x = 5,780,625.62
  5. Step 5: Solve for x
    x = 5,780,625.62/2,730.14
  6. Step 6: Final answer
    x = 2,117.34

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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.