Home / 2,739.56-3,780.58-1,497.48

Finding the Fourth Proportional to 2,739.56, 3,780.58 and 1,497.48

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Solution

The fourth proportional to 2,739.56, 3,780.58 and 1,497.48 is: 2,066.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,739.56 : 3,780.58 = 1,497.48 : x
  2. Step 2: Convert to fraction form
    2,739.56/3,780.58 = 1,497.48/x
  3. Step 3: Cross multiply
    2,739.56x = 3,780.58 × 1,497.48
  4. Step 4: Simplify right side
    2,739.56x = 5,661,342.94
  5. Step 5: Solve for x
    x = 5,661,342.94/2,739.56
  6. Step 6: Final answer
    x = 2,066.52

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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.