Home / 2,853.24-3,935.62-1,673.47

Finding the Fourth Proportional to 2,853.24, 3,935.62 and 1,673.47

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Solution

The fourth proportional to 2,853.24, 3,935.62 and 1,673.47 is: 2,308.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,853.24 : 3,935.62 = 1,673.47 : x
  2. Step 2: Convert to fraction form
    2,853.24/3,935.62 = 1,673.47/x
  3. Step 3: Cross multiply
    2,853.24x = 3,935.62 × 1,673.47
  4. Step 4: Simplify right side
    2,853.24x = 6,586,142.00
  5. Step 5: Solve for x
    x = 6,586,142.00/2,853.24
  6. Step 6: Final answer
    x = 2,308.30

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1.5x scale

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.