Home / 5,297.37-7,945.70-2,176.57

Finding the Fourth Proportional to 5,297.37, 7,945.70 and 2,176.57

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Solution

The fourth proportional to 5,297.37, 7,945.70 and 2,176.57 is: 3,264.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,297.37 : 7,945.70 = 2,176.57 : x
  2. Step 2: Convert to fraction form
    5,297.37/7,945.70 = 2,176.57/x
  3. Step 3: Cross multiply
    5,297.37x = 7,945.70 × 2,176.57
  4. Step 4: Simplify right side
    5,297.37x = 17,294,357.83
  5. Step 5: Solve for x
    x = 17,294,357.83/5,297.37
  6. Step 6: Final answer
    x = 3,264.71

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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.