Home / 11,506.86-17,261.10-3,716.28

Finding the Fourth Proportional to 11,506.86, 17,261.10 and 3,716.28

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Solution

The fourth proportional to 11,506.86, 17,261.10 and 3,716.28 is: 5,574.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,506.86 : 17,261.10 = 3,716.28 : x
  2. Step 2: Convert to fraction form
    11,506.86/17,261.10 = 3,716.28/x
  3. Step 3: Cross multiply
    11,506.86x = 17,261.10 × 3,716.28
  4. Step 4: Simplify right side
    11,506.86x = 64,147,080.71
  5. Step 5: Solve for x
    x = 64,147,080.71/11,506.86
  6. Step 6: Final answer
    x = 5,574.68

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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.