Home / 10,923.14-16,382.88-3,130.13

Finding the Fourth Proportional to 10,923.14, 16,382.88 and 3,130.13

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Solution

The fourth proportional to 10,923.14, 16,382.88 and 3,130.13 is: 4,694.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,923.14 : 16,382.88 = 3,130.13 : x
  2. Step 2: Convert to fraction form
    10,923.14/16,382.88 = 3,130.13/x
  3. Step 3: Cross multiply
    10,923.14x = 16,382.88 × 3,130.13
  4. Step 4: Simplify right side
    10,923.14x = 51,280,462.26
  5. Step 5: Solve for x
    x = 51,280,462.26/10,923.14
  6. Step 6: Final answer
    x = 4,694.67

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.