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Finding the Fourth Proportional to 9,980.39, 13,773.10 and 6,000.73

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Solution

The fourth proportional to 9,980.39, 13,773.10 and 6,000.73 is: 8,281.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,980.39 : 13,773.10 = 6,000.73 : x
  2. Step 2: Convert to fraction form
    9,980.39/13,773.10 = 6,000.73/x
  3. Step 3: Cross multiply
    9,980.39x = 13,773.10 × 6,000.73
  4. Step 4: Simplify right side
    9,980.39x = 82,648,654.36
  5. Step 5: Solve for x
    x = 82,648,654.36/9,980.39
  6. Step 6: Final answer
    x = 8,281.10

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Half scale
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Double scale
Find fourth proportional to 9,981.39, 13,774.48 and 6,001.73
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.