Home / 4,123.68-6,185.52-1,932

Finding the Fourth Proportional to 4,123.68, 6,185.52 and 1,932

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Solution

The fourth proportional to 4,123.68, 6,185.52 and 1,932 is: 2,898

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123.68 : 6,185.52 = 1,932 : x
  2. Step 2: Convert to fraction form
    4,123.68/6,185.52 = 1,932/x
  3. Step 3: Cross multiply
    4,123.68x = 6,185.52 × 1,932
  4. Step 4: Simplify right side
    4,123.68x = 11,950,424.64
  5. Step 5: Solve for x
    x = 11,950,424.64/4,123.68
  6. Step 6: Final answer
    x = 2,898

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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.