Home / 10,136.75-13,987.23-6,150.94

Finding the Fourth Proportional to 10,136.75, 13,987.23 and 6,150.94

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Solution

The fourth proportional to 10,136.75, 13,987.23 and 6,150.94 is: 8,487.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,136.75 : 13,987.23 = 6,150.94 : x
  2. Step 2: Convert to fraction form
    10,136.75/13,987.23 = 6,150.94/x
  3. Step 3: Cross multiply
    10,136.75x = 13,987.23 × 6,150.94
  4. Step 4: Simplify right side
    10,136.75x = 86,034,589.06
  5. Step 5: Solve for x
    x = 86,034,589.06/10,136.75
  6. Step 6: Final answer
    x = 8,487.40

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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.