Home / 10,972.35-16,459.74-3,577.05

Finding the Fourth Proportional to 10,972.35, 16,459.74 and 3,577.05

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Solution

The fourth proportional to 10,972.35, 16,459.74 and 3,577.05 is: 5,365.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,972.35 : 16,459.74 = 3,577.05 : x
  2. Step 2: Convert to fraction form
    10,972.35/16,459.74 = 3,577.05/x
  3. Step 3: Cross multiply
    10,972.35x = 16,459.74 × 3,577.05
  4. Step 4: Simplify right side
    10,972.35x = 58,877,312.97
  5. Step 5: Solve for x
    x = 58,877,312.97/10,972.35
  6. Step 6: Final answer
    x = 5,365.97

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.