Home / 3,885.54-5,363.06-2,394.69

Finding the Fourth Proportional to 3,885.54, 5,363.06 and 2,394.69

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Solution

The fourth proportional to 3,885.54, 5,363.06 and 2,394.69 is: 3,305.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,885.54 : 5,363.06 = 2,394.69 : x
  2. Step 2: Convert to fraction form
    3,885.54/5,363.06 = 2,394.69/x
  3. Step 3: Cross multiply
    3,885.54x = 5,363.06 × 2,394.69
  4. Step 4: Simplify right side
    3,885.54x = 12,842,862.62
  5. Step 5: Solve for x
    x = 12,842,862.62/3,885.54
  6. Step 6: Final answer
    x = 3,305.29

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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.