Home / 10,136.07-15,198.30-3,114.25

Finding the Fourth Proportional to 10,136.07, 15,198.30 and 3,114.25

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Solution

The fourth proportional to 10,136.07, 15,198.30 and 3,114.25 is: 4,669.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,136.07 : 15,198.30 = 3,114.25 : x
  2. Step 2: Convert to fraction form
    10,136.07/15,198.30 = 3,114.25/x
  3. Step 3: Cross multiply
    10,136.07x = 15,198.30 × 3,114.25
  4. Step 4: Simplify right side
    10,136.07x = 47,331,267.78
  5. Step 5: Solve for x
    x = 47,331,267.78/10,136.07
  6. Step 6: Final answer
    x = 4,669.59

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1.5x scale

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.