Home / 4,123.90-6,176.13-3,192

Finding the Fourth Proportional to 4,123.90, 6,176.13 and 3,192

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Solution

The fourth proportional to 4,123.90, 6,176.13 and 3,192 is: 4,780.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123.90 : 6,176.13 = 3,192 : x
  2. Step 2: Convert to fraction form
    4,123.90/6,176.13 = 3,192/x
  3. Step 3: Cross multiply
    4,123.90x = 6,176.13 × 3,192
  4. Step 4: Simplify right side
    4,123.90x = 19,714,206.96
  5. Step 5: Solve for x
    x = 19,714,206.96/4,123.90
  6. Step 6: Final answer
    x = 4,780.48

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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.