Home / 4,127.93-5,689.90-3,230.14

Finding the Fourth Proportional to 4,127.93, 5,689.90 and 3,230.14

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Solution

The fourth proportional to 4,127.93, 5,689.90 and 3,230.14 is: 4,452.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127.93 : 5,689.90 = 3,230.14 : x
  2. Step 2: Convert to fraction form
    4,127.93/5,689.90 = 3,230.14/x
  3. Step 3: Cross multiply
    4,127.93x = 5,689.90 × 3,230.14
  4. Step 4: Simplify right side
    4,127.93x = 18,379,173.59
  5. Step 5: Solve for x
    x = 18,379,173.59/4,127.93
  6. Step 6: Final answer
    x = 4,452.39

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Half scale
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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.