Home / 10,130.43-13,979.33-6,353.44

Finding the Fourth Proportional to 10,130.43, 13,979.33 and 6,353.44

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Solution

The fourth proportional to 10,130.43, 13,979.33 and 6,353.44 is: 8,767.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,130.43 : 13,979.33 = 6,353.44 : x
  2. Step 2: Convert to fraction form
    10,130.43/13,979.33 = 6,353.44/x
  3. Step 3: Cross multiply
    10,130.43x = 13,979.33 × 6,353.44
  4. Step 4: Simplify right side
    10,130.43x = 88,816,827.24
  5. Step 5: Solve for x
    x = 88,816,827.24/10,130.43
  6. Step 6: Final answer
    x = 8,767.33

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.