Home / 5,282.43-7,925.30-3,176.48

Finding the Fourth Proportional to 5,282.43, 7,925.30 and 3,176.48

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Solution

The fourth proportional to 5,282.43, 7,925.30 and 3,176.48 is: 4,765.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,282.43 : 7,925.30 = 3,176.48 : x
  2. Step 2: Convert to fraction form
    5,282.43/7,925.30 = 3,176.48/x
  3. Step 3: Cross multiply
    5,282.43x = 7,925.30 × 3,176.48
  4. Step 4: Simplify right side
    5,282.43x = 25,174,571.82
  5. Step 5: Solve for x
    x = 25,174,571.82/5,282.43
  6. Step 6: Final answer
    x = 4,765.72

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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.