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Finding the Fourth Proportional to 4,968.99, 7,454.46 and 1,683.03

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Solution

The fourth proportional to 4,968.99, 7,454.46 and 1,683.03 is: 2,524.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,968.99 : 7,454.46 = 1,683.03 : x
  2. Step 2: Convert to fraction form
    4,968.99/7,454.46 = 1,683.03/x
  3. Step 3: Cross multiply
    4,968.99x = 7,454.46 × 1,683.03
  4. Step 4: Simplify right side
    4,968.99x = 12,546,079.81
  5. Step 5: Solve for x
    x = 12,546,079.81/4,968.99
  6. Step 6: Final answer
    x = 2,524.88

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.