Home / 11,476.28-17,214.60-3,579

Finding the Fourth Proportional to 11,476.28, 17,214.60 and 3,579

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Solution

The fourth proportional to 11,476.28, 17,214.60 and 3,579 is: 5,368.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,476.28 : 17,214.60 = 3,579 : x
  2. Step 2: Convert to fraction form
    11,476.28/17,214.60 = 3,579/x
  3. Step 3: Cross multiply
    11,476.28x = 17,214.60 × 3,579
  4. Step 4: Simplify right side
    11,476.28x = 61,611,053.40
  5. Step 5: Solve for x
    x = 61,611,053.40/11,476.28
  6. Step 6: Final answer
    x = 5,368.56

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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.