Home / 6,079.81-9,136.20-3,308.53

Finding the Fourth Proportional to 6,079.81, 9,136.20 and 3,308.53

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Solution

The fourth proportional to 6,079.81, 9,136.20 and 3,308.53 is: 4,971.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,079.81 : 9,136.20 = 3,308.53 : x
  2. Step 2: Convert to fraction form
    6,079.81/9,136.20 = 3,308.53/x
  3. Step 3: Cross multiply
    6,079.81x = 9,136.20 × 3,308.53
  4. Step 4: Simplify right side
    6,079.81x = 30,227,391.79
  5. Step 5: Solve for x
    x = 30,227,391.79/6,079.81
  6. Step 6: Final answer
    x = 4,971.77

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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.