Home / 7,629.40-10,532.18-5,741.72

Finding the Fourth Proportional to 7,629.40, 10,532.18 and 5,741.72

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Solution

The fourth proportional to 7,629.40, 10,532.18 and 5,741.72 is: 7,926.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,629.40 : 10,532.18 = 5,741.72 : x
  2. Step 2: Convert to fraction form
    7,629.40/10,532.18 = 5,741.72/x
  3. Step 3: Cross multiply
    7,629.40x = 10,532.18 × 5,741.72
  4. Step 4: Simplify right side
    7,629.40x = 60,472,828.55
  5. Step 5: Solve for x
    x = 60,472,828.55/7,629.40
  6. Step 6: Final answer
    x = 7,926.29

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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.