Home / 10,136.26-13,991.03-5,888.35

Finding the Fourth Proportional to 10,136.26, 13,991.03 and 5,888.35

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Solution

The fourth proportional to 10,136.26, 13,991.03 and 5,888.35 is: 8,127.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,136.26 : 13,991.03 = 5,888.35 : x
  2. Step 2: Convert to fraction form
    10,136.26/13,991.03 = 5,888.35/x
  3. Step 3: Cross multiply
    10,136.26x = 13,991.03 × 5,888.35
  4. Step 4: Simplify right side
    10,136.26x = 82,384,081.50
  5. Step 5: Solve for x
    x = 82,384,081.50/10,136.26
  6. Step 6: Final answer
    x = 8,127.66

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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.