Home / 9,136.19-13,704.76-2,895.72

Finding the Fourth Proportional to 9,136.19, 13,704.76 and 2,895.72

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Solution

The fourth proportional to 9,136.19, 13,704.76 and 2,895.72 is: 4,343.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,136.19 : 13,704.76 = 2,895.72 : x
  2. Step 2: Convert to fraction form
    9,136.19/13,704.76 = 2,895.72/x
  3. Step 3: Cross multiply
    9,136.19x = 13,704.76 × 2,895.72
  4. Step 4: Simplify right side
    9,136.19x = 39,685,134.87
  5. Step 5: Solve for x
    x = 39,685,134.87/9,136.19
  6. Step 6: Final answer
    x = 4,343.73

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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.