Home / 10,927.23-16,390.77-3,136.02

Finding the Fourth Proportional to 10,927.23, 16,390.77 and 3,136.02

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Solution

The fourth proportional to 10,927.23, 16,390.77 and 3,136.02 is: 4,704.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,927.23 : 16,390.77 = 3,136.02 : x
  2. Step 2: Convert to fraction form
    10,927.23/16,390.77 = 3,136.02/x
  3. Step 3: Cross multiply
    10,927.23x = 16,390.77 × 3,136.02
  4. Step 4: Simplify right side
    10,927.23x = 51,401,782.54
  5. Step 5: Solve for x
    x = 51,401,782.54/10,927.23
  6. Step 6: Final answer
    x = 4,704.01

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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.