Home / 1,625.37-2,431.97-964.83

Finding the Fourth Proportional to 1,625.37, 2,431.97 and 964.83

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Solution

The fourth proportional to 1,625.37, 2,431.97 and 964.83 is: 1,443.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625.37 : 2,431.97 = 964.83 : x
  2. Step 2: Convert to fraction form
    1,625.37/2,431.97 = 964.83/x
  3. Step 3: Cross multiply
    1,625.37x = 2,431.97 × 964.83
  4. Step 4: Simplify right side
    1,625.37x = 2,346,439.16
  5. Step 5: Solve for x
    x = 2,346,439.16/1,625.37
  6. Step 6: Final answer
    x = 1,443.63

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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.