Home / 2,939.07-4,054.46-1,743.53

Finding the Fourth Proportional to 2,939.07, 4,054.46 and 1,743.53

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Solution

The fourth proportional to 2,939.07, 4,054.46 and 1,743.53 is: 2,405.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939.07 : 4,054.46 = 1,743.53 : x
  2. Step 2: Convert to fraction form
    2,939.07/4,054.46 = 1,743.53/x
  3. Step 3: Cross multiply
    2,939.07x = 4,054.46 × 1,743.53
  4. Step 4: Simplify right side
    2,939.07x = 7,069,074.06
  5. Step 5: Solve for x
    x = 7,069,074.06/2,939.07
  6. Step 6: Final answer
    x = 2,405.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.