Home / 10,983.78-16,476.57-3,588.08

Finding the Fourth Proportional to 10,983.78, 16,476.57 and 3,588.08

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Solution

The fourth proportional to 10,983.78, 16,476.57 and 3,588.08 is: 5,382.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,983.78 : 16,476.57 = 3,588.08 : x
  2. Step 2: Convert to fraction form
    10,983.78/16,476.57 = 3,588.08/x
  3. Step 3: Cross multiply
    10,983.78x = 16,476.57 × 3,588.08
  4. Step 4: Simplify right side
    10,983.78x = 59,119,168.90
  5. Step 5: Solve for x
    x = 59,119,168.90/10,983.78
  6. Step 6: Final answer
    x = 5,382.41

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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.