Home / 3,136.23-4,707.18-1,747.53

Finding the Fourth Proportional to 3,136.23, 4,707.18 and 1,747.53

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Solution

The fourth proportional to 3,136.23, 4,707.18 and 1,747.53 is: 2,622.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136.23 : 4,707.18 = 1,747.53 : x
  2. Step 2: Convert to fraction form
    3,136.23/4,707.18 = 1,747.53/x
  3. Step 3: Cross multiply
    3,136.23x = 4,707.18 × 1,747.53
  4. Step 4: Simplify right side
    3,136.23x = 8,225,938.27
  5. Step 5: Solve for x
    x = 8,225,938.27/3,136.23
  6. Step 6: Final answer
    x = 2,622.87

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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.