Home / 2,744.94-4,117.40-1,511.70

Finding the Fourth Proportional to 2,744.94, 4,117.40 and 1,511.70

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Solution

The fourth proportional to 2,744.94, 4,117.40 and 1,511.70 is: 2,267.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,744.94 : 4,117.40 = 1,511.70 : x
  2. Step 2: Convert to fraction form
    2,744.94/4,117.40 = 1,511.70/x
  3. Step 3: Cross multiply
    2,744.94x = 4,117.40 × 1,511.70
  4. Step 4: Simplify right side
    2,744.94x = 6,224,273.58
  5. Step 5: Solve for x
    x = 6,224,273.58/2,744.94
  6. Step 6: Final answer
    x = 2,267.54

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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.