Home / 5,975.29-8,237.35-3,985.12

Finding the Fourth Proportional to 5,975.29, 8,237.35 and 3,985.12

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Solution

The fourth proportional to 5,975.29, 8,237.35 and 3,985.12 is: 5,493.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,975.29 : 8,237.35 = 3,985.12 : x
  2. Step 2: Convert to fraction form
    5,975.29/8,237.35 = 3,985.12/x
  3. Step 3: Cross multiply
    5,975.29x = 8,237.35 × 3,985.12
  4. Step 4: Simplify right side
    5,975.29x = 32,826,797.68
  5. Step 5: Solve for x
    x = 32,826,797.68/5,975.29
  6. Step 6: Final answer
    x = 5,493.76

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Double scale
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Similar ratio
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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.