Home / 10,317.19-15,475.99-3,391.69

Finding the Fourth Proportional to 10,317.19, 15,475.99 and 3,391.69

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Solution

The fourth proportional to 10,317.19, 15,475.99 and 3,391.69 is: 5,087.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,317.19 : 15,475.99 = 3,391.69 : x
  2. Step 2: Convert to fraction form
    10,317.19/15,475.99 = 3,391.69/x
  3. Step 3: Cross multiply
    10,317.19x = 15,475.99 × 3,391.69
  4. Step 4: Simplify right side
    10,317.19x = 52,489,713.35
  5. Step 5: Solve for x
    x = 52,489,713.35/10,317.19
  6. Step 6: Final answer
    x = 5,087.60

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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.