Home / 3,886.98-5,364.27-2,563.17

Finding the Fourth Proportional to 3,886.98, 5,364.27 and 2,563.17

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Solution

The fourth proportional to 3,886.98, 5,364.27 and 2,563.17 is: 3,537.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886.98 : 5,364.27 = 2,563.17 : x
  2. Step 2: Convert to fraction form
    3,886.98/5,364.27 = 2,563.17/x
  3. Step 3: Cross multiply
    3,886.98x = 5,364.27 × 2,563.17
  4. Step 4: Simplify right side
    3,886.98x = 13,749,535.94
  5. Step 5: Solve for x
    x = 13,749,535.94/3,886.98
  6. Step 6: Final answer
    x = 3,537.33

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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.