Home / 5,683.40-7,843.08-3,165.73

Finding the Fourth Proportional to 5,683.40, 7,843.08 and 3,165.73

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Solution

The fourth proportional to 5,683.40, 7,843.08 and 3,165.73 is: 4,368.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,683.40 : 7,843.08 = 3,165.73 : x
  2. Step 2: Convert to fraction form
    5,683.40/7,843.08 = 3,165.73/x
  3. Step 3: Cross multiply
    5,683.40x = 7,843.08 × 3,165.73
  4. Step 4: Simplify right side
    5,683.40x = 24,829,073.65
  5. Step 5: Solve for x
    x = 24,829,073.65/5,683.40
  6. Step 6: Final answer
    x = 4,368.70

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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.