Home / 7,844.28-11,768.40-3,683.52

Finding the Fourth Proportional to 7,844.28, 11,768.40 and 3,683.52

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Solution

The fourth proportional to 7,844.28, 11,768.40 and 3,683.52 is: 5,526.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,844.28 : 11,768.40 = 3,683.52 : x
  2. Step 2: Convert to fraction form
    7,844.28/11,768.40 = 3,683.52/x
  3. Step 3: Cross multiply
    7,844.28x = 11,768.40 × 3,683.52
  4. Step 4: Simplify right side
    7,844.28x = 43,349,136.77
  5. Step 5: Solve for x
    x = 43,349,136.77/7,844.28
  6. Step 6: Final answer
    x = 5,526.21

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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.