Home / 7,176.44-10,744.70-3,658.87

Finding the Fourth Proportional to 7,176.44, 10,744.70 and 3,658.87

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Solution

The fourth proportional to 7,176.44, 10,744.70 and 3,658.87 is: 5,478.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,176.44 : 10,744.70 = 3,658.87 : x
  2. Step 2: Convert to fraction form
    7,176.44/10,744.70 = 3,658.87/x
  3. Step 3: Cross multiply
    7,176.44x = 10,744.70 × 3,658.87
  4. Step 4: Simplify right side
    7,176.44x = 39,313,415.33
  5. Step 5: Solve for x
    x = 39,313,415.33/7,176.44
  6. Step 6: Final answer
    x = 5,478.12

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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.