Home / 10,214.18-15,317.32-3,973.38

Finding the Fourth Proportional to 10,214.18, 15,317.32 and 3,973.38

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Solution

The fourth proportional to 10,214.18, 15,317.32 and 3,973.38 is: 5,958.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,214.18 : 15,317.32 = 3,973.38 : x
  2. Step 2: Convert to fraction form
    10,214.18/15,317.32 = 3,973.38/x
  3. Step 3: Cross multiply
    10,214.18x = 15,317.32 × 3,973.38
  4. Step 4: Simplify right side
    10,214.18x = 60,861,532.94
  5. Step 5: Solve for x
    x = 60,861,532.94/10,214.18
  6. Step 6: Final answer
    x = 5,958.53

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Why These Related Problems?

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