Home / 2,743.64-4,112.01-1,574.60

Finding the Fourth Proportional to 2,743.64, 4,112.01 and 1,574.60

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Solution

The fourth proportional to 2,743.64, 4,112.01 and 1,574.60 is: 2,359.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,743.64 : 4,112.01 = 1,574.60 : x
  2. Step 2: Convert to fraction form
    2,743.64/4,112.01 = 1,574.60/x
  3. Step 3: Cross multiply
    2,743.64x = 4,112.01 × 1,574.60
  4. Step 4: Simplify right side
    2,743.64x = 6,474,770.95
  5. Step 5: Solve for x
    x = 6,474,770.95/2,743.64
  6. Step 6: Final answer
    x = 2,359.92

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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.