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Finding the Fourth Proportional to 11,506.66, 17,259.81 and 3,716.08

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Solution

The fourth proportional to 11,506.66, 17,259.81 and 3,716.08 is: 5,574.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,506.66 : 17,259.81 = 3,716.08 : x
  2. Step 2: Convert to fraction form
    11,506.66/17,259.81 = 3,716.08/x
  3. Step 3: Cross multiply
    11,506.66x = 17,259.81 × 3,716.08
  4. Step 4: Simplify right side
    11,506.66x = 64,138,834.74
  5. Step 5: Solve for x
    x = 64,138,834.74/11,506.66
  6. Step 6: Final answer
    x = 5,574.06

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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.