Home / 4,272.35-6,405.44-2,625.49

Finding the Fourth Proportional to 4,272.35, 6,405.44 and 2,625.49

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Solution

The fourth proportional to 4,272.35, 6,405.44 and 2,625.49 is: 3,936.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,272.35 : 6,405.44 = 2,625.49 : x
  2. Step 2: Convert to fraction form
    4,272.35/6,405.44 = 2,625.49/x
  3. Step 3: Cross multiply
    4,272.35x = 6,405.44 × 2,625.49
  4. Step 4: Simplify right side
    4,272.35x = 16,817,418.67
  5. Step 5: Solve for x
    x = 16,817,418.67/4,272.35
  6. Step 6: Final answer
    x = 3,936.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.