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Finding the Fourth Proportional to 5,683.94, 7,844.07 and 3,165.89

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Solution

The fourth proportional to 5,683.94, 7,844.07 and 3,165.89 is: 4,369.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,683.94 : 7,844.07 = 3,165.89 : x
  2. Step 2: Convert to fraction form
    5,683.94/7,844.07 = 3,165.89/x
  3. Step 3: Cross multiply
    5,683.94x = 7,844.07 × 3,165.89
  4. Step 4: Simplify right side
    5,683.94x = 24,833,423.55
  5. Step 5: Solve for x
    x = 24,833,423.55/5,683.94
  6. Step 6: Final answer
    x = 4,369.05

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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.