Home / 10,379.15-14,323.16-5,663.33

Finding the Fourth Proportional to 10,379.15, 14,323.16 and 5,663.33

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Solution

The fourth proportional to 10,379.15, 14,323.16 and 5,663.33 is: 7,815.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,379.15 : 14,323.16 = 5,663.33 : x
  2. Step 2: Convert to fraction form
    10,379.15/14,323.16 = 5,663.33/x
  3. Step 3: Cross multiply
    10,379.15x = 14,323.16 × 5,663.33
  4. Step 4: Simplify right side
    10,379.15x = 81,116,753.41
  5. Step 5: Solve for x
    x = 81,116,753.41/10,379.15
  6. Step 6: Final answer
    x = 7,815.36

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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.