Home / 6,555.87-9,835.49-2,174.55

Finding the Fourth Proportional to 6,555.87, 9,835.49 and 2,174.55

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Solution

The fourth proportional to 6,555.87, 9,835.49 and 2,174.55 is: 3,262.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,555.87 : 9,835.49 = 2,174.55 : x
  2. Step 2: Convert to fraction form
    6,555.87/9,835.49 = 2,174.55/x
  3. Step 3: Cross multiply
    6,555.87x = 9,835.49 × 2,174.55
  4. Step 4: Simplify right side
    6,555.87x = 21,387,764.78
  5. Step 5: Solve for x
    x = 21,387,764.78/6,555.87
  6. Step 6: Final answer
    x = 3,262.38

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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.