Home / 3,808.49-5,257.64-2,394.23

Finding the Fourth Proportional to 3,808.49, 5,257.64 and 2,394.23

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Solution

The fourth proportional to 3,808.49, 5,257.64 and 2,394.23 is: 3,305.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,808.49 : 5,257.64 = 2,394.23 : x
  2. Step 2: Convert to fraction form
    3,808.49/5,257.64 = 2,394.23/x
  3. Step 3: Cross multiply
    3,808.49x = 5,257.64 × 2,394.23
  4. Step 4: Simplify right side
    3,808.49x = 12,587,979.11
  5. Step 5: Solve for x
    x = 12,587,979.11/3,808.49
  6. Step 6: Final answer
    x = 3,305.25

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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.