Home / 10,371.52-14,314.36-6,122.64

Finding the Fourth Proportional to 10,371.52, 14,314.36 and 6,122.64

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Solution

The fourth proportional to 10,371.52, 14,314.36 and 6,122.64 is: 8,450.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,371.52 : 14,314.36 = 6,122.64 : x
  2. Step 2: Convert to fraction form
    10,371.52/14,314.36 = 6,122.64/x
  3. Step 3: Cross multiply
    10,371.52x = 14,314.36 × 6,122.64
  4. Step 4: Simplify right side
    10,371.52x = 87,641,673.11
  5. Step 5: Solve for x
    x = 87,641,673.11/10,371.52
  6. Step 6: Final answer
    x = 8,450.22

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Why These Related Problems?

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