Home / 5,605.38-8,408.99-1,708.88

Finding the Fourth Proportional to 5,605.38, 8,408.99 and 1,708.88

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Solution

The fourth proportional to 5,605.38, 8,408.99 and 1,708.88 is: 2,563.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,605.38 : 8,408.99 = 1,708.88 : x
  2. Step 2: Convert to fraction form
    5,605.38/8,408.99 = 1,708.88/x
  3. Step 3: Cross multiply
    5,605.38x = 8,408.99 × 1,708.88
  4. Step 4: Simplify right side
    5,605.38x = 14,369,917.06
  5. Step 5: Solve for x
    x = 14,369,917.06/5,605.38
  6. Step 6: Final answer
    x = 2,563.59

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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.