Home / 4,625-6,936.48-2,158.52

Finding the Fourth Proportional to 4,625, 6,936.48 and 2,158.52

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Solution

The fourth proportional to 4,625, 6,936.48 and 2,158.52 is: 3,237.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,625 : 6,936.48 = 2,158.52 : x
  2. Step 2: Convert to fraction form
    4,625/6,936.48 = 2,158.52/x
  3. Step 3: Cross multiply
    4,625x = 6,936.48 × 2,158.52
  4. Step 4: Simplify right side
    4,625x = 14,972,530.81
  5. Step 5: Solve for x
    x = 14,972,530.81/4,625
  6. Step 6: Final answer
    x = 3,237.30

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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.