Home / 10,584.99-15,887.84-5,042.16

Finding the Fourth Proportional to 10,584.99, 15,887.84 and 5,042.16

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Solution

The fourth proportional to 10,584.99, 15,887.84 and 5,042.16 is: 7,568.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,584.99 : 15,887.84 = 5,042.16 : x
  2. Step 2: Convert to fraction form
    10,584.99/15,887.84 = 5,042.16/x
  3. Step 3: Cross multiply
    10,584.99x = 15,887.84 × 5,042.16
  4. Step 4: Simplify right side
    10,584.99x = 80,109,006.12
  5. Step 5: Solve for x
    x = 80,109,006.12/10,584.99
  6. Step 6: Final answer
    x = 7,568.17

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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.