Home / 10,379.19-14,323.63-5,663.73

Finding the Fourth Proportional to 10,379.19, 14,323.63 and 5,663.73

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Solution

The fourth proportional to 10,379.19, 14,323.63 and 5,663.73 is: 7,816.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,379.19 : 14,323.63 = 5,663.73 : x
  2. Step 2: Convert to fraction form
    10,379.19/14,323.63 = 5,663.73/x
  3. Step 3: Cross multiply
    10,379.19x = 14,323.63 × 5,663.73
  4. Step 4: Simplify right side
    10,379.19x = 81,125,215.83
  5. Step 5: Solve for x
    x = 81,125,215.83/10,379.19
  6. Step 6: Final answer
    x = 7,816.14

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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.