Home / 5,638.96-8,458.44-2,306.52

Finding the Fourth Proportional to 5,638.96, 8,458.44 and 2,306.52

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Solution

The fourth proportional to 5,638.96, 8,458.44 and 2,306.52 is: 3,459.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638.96 : 8,458.44 = 2,306.52 : x
  2. Step 2: Convert to fraction form
    5,638.96/8,458.44 = 2,306.52/x
  3. Step 3: Cross multiply
    5,638.96x = 8,458.44 × 2,306.52
  4. Step 4: Simplify right side
    5,638.96x = 19,509,561.03
  5. Step 5: Solve for x
    x = 19,509,561.03/5,638.96
  6. Step 6: Final answer
    x = 3,459.78

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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.