Home / 9,516.81-13,133.20-5,325.87

Finding the Fourth Proportional to 9,516.81, 13,133.20 and 5,325.87

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Solution

The fourth proportional to 9,516.81, 13,133.20 and 5,325.87 is: 7,349.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,516.81 : 13,133.20 = 5,325.87 : x
  2. Step 2: Convert to fraction form
    9,516.81/13,133.20 = 5,325.87/x
  3. Step 3: Cross multiply
    9,516.81x = 13,133.20 × 5,325.87
  4. Step 4: Simplify right side
    9,516.81x = 69,945,715.88
  5. Step 5: Solve for x
    x = 69,945,715.88/9,516.81
  6. Step 6: Final answer
    x = 7,349.70

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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.