Home / 11,688.03-16,130.14-6,382.94

Finding the Fourth Proportional to 11,688.03, 16,130.14 and 6,382.94

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Solution

The fourth proportional to 11,688.03, 16,130.14 and 6,382.94 is: 8,808.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,688.03 : 16,130.14 = 6,382.94 : x
  2. Step 2: Convert to fraction form
    11,688.03/16,130.14 = 6,382.94/x
  3. Step 3: Cross multiply
    11,688.03x = 16,130.14 × 6,382.94
  4. Step 4: Simplify right side
    11,688.03x = 102,957,619.20
  5. Step 5: Solve for x
    x = 102,957,619.20/11,688.03
  6. Step 6: Final answer
    x = 8,808.81

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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.