Home / 11,718.24-17,551.80-5,864.64

Finding the Fourth Proportional to 11,718.24, 17,551.80 and 5,864.64

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Solution

The fourth proportional to 11,718.24, 17,551.80 and 5,864.64 is: 8,784.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,718.24 : 17,551.80 = 5,864.64 : x
  2. Step 2: Convert to fraction form
    11,718.24/17,551.80 = 5,864.64/x
  3. Step 3: Cross multiply
    11,718.24x = 17,551.80 × 5,864.64
  4. Step 4: Simplify right side
    11,718.24x = 102,934,988.35
  5. Step 5: Solve for x
    x = 102,934,988.35/11,718.24
  6. Step 6: Final answer
    x = 8,784.17

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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.