Home / 7,312.24-10,969.96-3,414.52

Finding the Fourth Proportional to 7,312.24, 10,969.96 and 3,414.52

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Solution

The fourth proportional to 7,312.24, 10,969.96 and 3,414.52 is: 5,122.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,312.24 : 10,969.96 = 3,414.52 : x
  2. Step 2: Convert to fraction form
    7,312.24/10,969.96 = 3,414.52/x
  3. Step 3: Cross multiply
    7,312.24x = 10,969.96 × 3,414.52
  4. Step 4: Simplify right side
    7,312.24x = 37,457,147.82
  5. Step 5: Solve for x
    x = 37,457,147.82/7,312.24
  6. Step 6: Final answer
    x = 5,122.53

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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.