Home / 3,859.44-5,323.50-2,534.28

Finding the Fourth Proportional to 3,859.44, 5,323.50 and 2,534.28

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Solution

The fourth proportional to 3,859.44, 5,323.50 and 2,534.28 is: 3,495.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,859.44 : 5,323.50 = 2,534.28 : x
  2. Step 2: Convert to fraction form
    3,859.44/5,323.50 = 2,534.28/x
  3. Step 3: Cross multiply
    3,859.44x = 5,323.50 × 2,534.28
  4. Step 4: Simplify right side
    3,859.44x = 13,491,239.58
  5. Step 5: Solve for x
    x = 13,491,239.58/3,859.44
  6. Step 6: Final answer
    x = 3,495.65

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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.