Home / 9,186.05-12,676.76-4,994.30

Finding the Fourth Proportional to 9,186.05, 12,676.76 and 4,994.30

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Solution

The fourth proportional to 9,186.05, 12,676.76 and 4,994.30 is: 6,892.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,186.05 : 12,676.76 = 4,994.30 : x
  2. Step 2: Convert to fraction form
    9,186.05/12,676.76 = 4,994.30/x
  3. Step 3: Cross multiply
    9,186.05x = 12,676.76 × 4,994.30
  4. Step 4: Simplify right side
    9,186.05x = 63,311,454.11
  5. Step 5: Solve for x
    x = 63,311,454.11/9,186.05
  6. Step 6: Final answer
    x = 6,892.13

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.