Home / 10,786.03-16,166.42-4,118.16

Finding the Fourth Proportional to 10,786.03, 16,166.42 and 4,118.16

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Solution

The fourth proportional to 10,786.03, 16,166.42 and 4,118.16 is: 6,172.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,786.03 : 16,166.42 = 4,118.16 : x
  2. Step 2: Convert to fraction form
    10,786.03/16,166.42 = 4,118.16/x
  3. Step 3: Cross multiply
    10,786.03x = 16,166.42 × 4,118.16
  4. Step 4: Simplify right side
    10,786.03x = 66,575,904.19
  5. Step 5: Solve for x
    x = 66,575,904.19/10,786.03
  6. Step 6: Final answer
    x = 6,172.42

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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.