Home / 11,207.99-15,466.86-6,172.04

Finding the Fourth Proportional to 11,207.99, 15,466.86 and 6,172.04

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Solution

The fourth proportional to 11,207.99, 15,466.86 and 6,172.04 is: 8,517.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,207.99 : 15,466.86 = 6,172.04 : x
  2. Step 2: Convert to fraction form
    11,207.99/15,466.86 = 6,172.04/x
  3. Step 3: Cross multiply
    11,207.99x = 15,466.86 × 6,172.04
  4. Step 4: Simplify right side
    11,207.99x = 95,462,117.26
  5. Step 5: Solve for x
    x = 95,462,117.26/11,207.99
  6. Step 6: Final answer
    x = 8,517.33

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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.