Home / 4,785.24-7,177.82-1,665.24

Finding the Fourth Proportional to 4,785.24, 7,177.82 and 1,665.24

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Solution

The fourth proportional to 4,785.24, 7,177.82 and 1,665.24 is: 2,497.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785.24 : 7,177.82 = 1,665.24 : x
  2. Step 2: Convert to fraction form
    4,785.24/7,177.82 = 1,665.24/x
  3. Step 3: Cross multiply
    4,785.24x = 7,177.82 × 1,665.24
  4. Step 4: Simplify right side
    4,785.24x = 11,952,784.65
  5. Step 5: Solve for x
    x = 11,952,784.65/4,785.24
  6. Step 6: Final answer
    x = 2,497.84

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Similar ratio
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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.