Home / 7,616.83-11,423.83-3,455.84

Finding the Fourth Proportional to 7,616.83, 11,423.83 and 3,455.84

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Solution

The fourth proportional to 7,616.83, 11,423.83 and 3,455.84 is: 5,183.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,616.83 : 11,423.83 = 3,455.84 : x
  2. Step 2: Convert to fraction form
    7,616.83/11,423.83 = 3,455.84/x
  3. Step 3: Cross multiply
    7,616.83x = 11,423.83 × 3,455.84
  4. Step 4: Simplify right side
    7,616.83x = 39,478,928.67
  5. Step 5: Solve for x
    x = 39,478,928.67/7,616.83
  6. Step 6: Final answer
    x = 5,183.12

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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.