Home / 4,774.62-6,588.48-2,784.78

Finding the Fourth Proportional to 4,774.62, 6,588.48 and 2,784.78

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Solution

The fourth proportional to 4,774.62, 6,588.48 and 2,784.78 is: 3,842.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,774.62 : 6,588.48 = 2,784.78 : x
  2. Step 2: Convert to fraction form
    4,774.62/6,588.48 = 2,784.78/x
  3. Step 3: Cross multiply
    4,774.62x = 6,588.48 × 2,784.78
  4. Step 4: Simplify right side
    4,774.62x = 18,347,467.33
  5. Step 5: Solve for x
    x = 18,347,467.33/4,774.62
  6. Step 6: Final answer
    x = 3,842.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.