Home / 2,342.49-3,231.54-1,502.79

Finding the Fourth Proportional to 2,342.49, 3,231.54 and 1,502.79

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Solution

The fourth proportional to 2,342.49, 3,231.54 and 1,502.79 is: 2,073.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,342.49 : 3,231.54 = 1,502.79 : x
  2. Step 2: Convert to fraction form
    2,342.49/3,231.54 = 1,502.79/x
  3. Step 3: Cross multiply
    2,342.49x = 3,231.54 × 1,502.79
  4. Step 4: Simplify right side
    2,342.49x = 4,856,326.00
  5. Step 5: Solve for x
    x = 4,856,326.00/2,342.49
  6. Step 6: Final answer
    x = 2,073.15

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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.