Home / 2,836.38-4,254.58-1,739.64

Finding the Fourth Proportional to 2,836.38, 4,254.58 and 1,739.64

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Solution

The fourth proportional to 2,836.38, 4,254.58 and 1,739.64 is: 2,609.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,836.38 : 4,254.58 = 1,739.64 : x
  2. Step 2: Convert to fraction form
    2,836.38/4,254.58 = 1,739.64/x
  3. Step 3: Cross multiply
    2,836.38x = 4,254.58 × 1,739.64
  4. Step 4: Simplify right side
    2,836.38x = 7,401,437.55
  5. Step 5: Solve for x
    x = 7,401,437.55/2,836.38
  6. Step 6: Final answer
    x = 2,609.47

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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.