Home / 4,588.20-6,885.72-1,668.96

Finding the Fourth Proportional to 4,588.20, 6,885.72 and 1,668.96

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Solution

The fourth proportional to 4,588.20, 6,885.72 and 1,668.96 is: 2,504.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,588.20 : 6,885.72 = 1,668.96 : x
  2. Step 2: Convert to fraction form
    4,588.20/6,885.72 = 1,668.96/x
  3. Step 3: Cross multiply
    4,588.20x = 6,885.72 × 1,668.96
  4. Step 4: Simplify right side
    4,588.20x = 11,491,991.25
  5. Step 5: Solve for x
    x = 11,491,991.25/4,588.20
  6. Step 6: Final answer
    x = 2,504.68

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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.