Home / 2,939.25-4,056.17-1,697.25

Finding the Fourth Proportional to 2,939.25, 4,056.17 and 1,697.25

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Solution

The fourth proportional to 2,939.25, 4,056.17 and 1,697.25 is: 2,342.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939.25 : 4,056.17 = 1,697.25 : x
  2. Step 2: Convert to fraction form
    2,939.25/4,056.17 = 1,697.25/x
  3. Step 3: Cross multiply
    2,939.25x = 4,056.17 × 1,697.25
  4. Step 4: Simplify right side
    2,939.25x = 6,884,326.05
  5. Step 5: Solve for x
    x = 6,884,326.05/2,939.25
  6. Step 6: Final answer
    x = 2,342.21

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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.