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Finding the Fourth Proportional to 6,243.04, 8,654.84 and 5,910.12

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Solution

The fourth proportional to 6,243.04, 8,654.84 and 5,910.12 is: 8,193.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,243.04 : 8,654.84 = 5,910.12 : x
  2. Step 2: Convert to fraction form
    6,243.04/8,654.84 = 5,910.12/x
  3. Step 3: Cross multiply
    6,243.04x = 8,654.84 × 5,910.12
  4. Step 4: Simplify right side
    6,243.04x = 51,151,142.98
  5. Step 5: Solve for x
    x = 51,151,142.98/6,243.04
  6. Step 6: Final answer
    x = 8,193.31

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Half scale
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Double scale
Find fourth proportional to 6,244.04, 8,656.23 and 5,911.12
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.