Home / 2,743.58-4,115.76-1,012.07

Finding the Fourth Proportional to 2,743.58, 4,115.76 and 1,012.07

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Solution

The fourth proportional to 2,743.58, 4,115.76 and 1,012.07 is: 1,518.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,743.58 : 4,115.76 = 1,012.07 : x
  2. Step 2: Convert to fraction form
    2,743.58/4,115.76 = 1,012.07/x
  3. Step 3: Cross multiply
    2,743.58x = 4,115.76 × 1,012.07
  4. Step 4: Simplify right side
    2,743.58x = 4,165,437.22
  5. Step 5: Solve for x
    x = 4,165,437.22/2,743.58
  6. Step 6: Final answer
    x = 1,518.25

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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.