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Finding the Fourth Proportional to 5,548.53, 8,323.22 and 1,850.76

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Solution

The fourth proportional to 5,548.53, 8,323.22 and 1,850.76 is: 2,776.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,548.53 : 8,323.22 = 1,850.76 : x
  2. Step 2: Convert to fraction form
    5,548.53/8,323.22 = 1,850.76/x
  3. Step 3: Cross multiply
    5,548.53x = 8,323.22 × 1,850.76
  4. Step 4: Simplify right side
    5,548.53x = 15,404,287.27
  5. Step 5: Solve for x
    x = 15,404,287.27/5,548.53
  6. Step 6: Final answer
    x = 2,776.28

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Half scale
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Double scale
Find fourth proportional to 5,549.53, 8,324.72 and 1,851.76
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.