Home / 10,136.94-15,206.80-3,561.62

Finding the Fourth Proportional to 10,136.94, 15,206.80 and 3,561.62

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Solution

The fourth proportional to 10,136.94, 15,206.80 and 3,561.62 is: 5,342.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,136.94 : 15,206.80 = 3,561.62 : x
  2. Step 2: Convert to fraction form
    10,136.94/15,206.80 = 3,561.62/x
  3. Step 3: Cross multiply
    10,136.94x = 15,206.80 × 3,561.62
  4. Step 4: Simplify right side
    10,136.94x = 54,160,843.02
  5. Step 5: Solve for x
    x = 54,160,843.02/10,136.94
  6. Step 6: Final answer
    x = 5,342.92

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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.