Home / 11,416.77-17,124.84-5,172.27

Finding the Fourth Proportional to 11,416.77, 17,124.84 and 5,172.27

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Solution

The fourth proportional to 11,416.77, 17,124.84 and 5,172.27 is: 7,758.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,416.77 : 17,124.84 = 5,172.27 : x
  2. Step 2: Convert to fraction form
    11,416.77/17,124.84 = 5,172.27/x
  3. Step 3: Cross multiply
    11,416.77x = 17,124.84 × 5,172.27
  4. Step 4: Simplify right side
    11,416.77x = 88,574,296.19
  5. Step 5: Solve for x
    x = 88,574,296.19/11,416.77
  6. Step 6: Final answer
    x = 7,758.26

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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.