Home / 5,309.05-7,960.83-2,384.85

Finding the Fourth Proportional to 5,309.05, 7,960.83 and 2,384.85

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Solution

The fourth proportional to 5,309.05, 7,960.83 and 2,384.85 is: 3,576.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,309.05 : 7,960.83 = 2,384.85 : x
  2. Step 2: Convert to fraction form
    5,309.05/7,960.83 = 2,384.85/x
  3. Step 3: Cross multiply
    5,309.05x = 7,960.83 × 2,384.85
  4. Step 4: Simplify right side
    5,309.05x = 18,985,385.43
  5. Step 5: Solve for x
    x = 18,985,385.43/5,309.05
  6. Step 6: Final answer
    x = 3,576.04

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1.5x scale

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.