Home / 9,507.26-13,117.28-5,728.62

Finding the Fourth Proportional to 9,507.26, 13,117.28 and 5,728.62

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Solution

The fourth proportional to 9,507.26, 13,117.28 and 5,728.62 is: 7,903.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,507.26 : 13,117.28 = 5,728.62 : x
  2. Step 2: Convert to fraction form
    9,507.26/13,117.28 = 5,728.62/x
  3. Step 3: Cross multiply
    9,507.26x = 13,117.28 × 5,728.62
  4. Step 4: Simplify right side
    9,507.26x = 75,143,912.55
  5. Step 5: Solve for x
    x = 75,143,912.55/9,507.26
  6. Step 6: Final answer
    x = 7,903.85

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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.