Home / 5,929.93-8,183.78-3,412.85

Finding the Fourth Proportional to 5,929.93, 8,183.78 and 3,412.85

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Solution

The fourth proportional to 5,929.93, 8,183.78 and 3,412.85 is: 4,710.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,929.93 : 8,183.78 = 3,412.85 : x
  2. Step 2: Convert to fraction form
    5,929.93/8,183.78 = 3,412.85/x
  3. Step 3: Cross multiply
    5,929.93x = 8,183.78 × 3,412.85
  4. Step 4: Simplify right side
    5,929.93x = 27,930,013.57
  5. Step 5: Solve for x
    x = 27,930,013.57/5,929.93
  6. Step 6: Final answer
    x = 4,710.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.