Home / 11,136.42-15,368.23-6,100.65

Finding the Fourth Proportional to 11,136.42, 15,368.23 and 6,100.65

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Solution

The fourth proportional to 11,136.42, 15,368.23 and 6,100.65 is: 8,418.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,136.42 : 15,368.23 = 6,100.65 : x
  2. Step 2: Convert to fraction form
    11,136.42/15,368.23 = 6,100.65/x
  3. Step 3: Cross multiply
    11,136.42x = 15,368.23 × 6,100.65
  4. Step 4: Simplify right side
    11,136.42x = 93,756,199.98
  5. Step 5: Solve for x
    x = 93,756,199.98/11,136.42
  6. Step 6: Final answer
    x = 8,418.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.