Home / 3,886.48-5,363.36-2,394.02

Finding the Fourth Proportional to 3,886.48, 5,363.36 and 2,394.02

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Solution

The fourth proportional to 3,886.48, 5,363.36 and 2,394.02 is: 3,303.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886.48 : 5,363.36 = 2,394.02 : x
  2. Step 2: Convert to fraction form
    3,886.48/5,363.36 = 2,394.02/x
  3. Step 3: Cross multiply
    3,886.48x = 5,363.36 × 2,394.02
  4. Step 4: Simplify right side
    3,886.48x = 12,839,991.11
  5. Step 5: Solve for x
    x = 12,839,991.11/3,886.48
  6. Step 6: Final answer
    x = 3,303.76

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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.