Home / 11,136.13-16,710.71-4,121.08

Finding the Fourth Proportional to 11,136.13, 16,710.71 and 4,121.08

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Solution

The fourth proportional to 11,136.13, 16,710.71 and 4,121.08 is: 6,184.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,136.13 : 16,710.71 = 4,121.08 : x
  2. Step 2: Convert to fraction form
    11,136.13/16,710.71 = 4,121.08/x
  3. Step 3: Cross multiply
    11,136.13x = 16,710.71 × 4,121.08
  4. Step 4: Simplify right side
    11,136.13x = 68,866,110.38
  5. Step 5: Solve for x
    x = 68,866,110.38/11,136.13
  6. Step 6: Final answer
    x = 6,184.03

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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.