Home / 11,217.06-15,485.82-6,741.96

Finding the Fourth Proportional to 11,217.06, 15,485.82 and 6,741.96

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Solution

The fourth proportional to 11,217.06, 15,485.82 and 6,741.96 is: 9,307.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,217.06 : 15,485.82 = 6,741.96 : x
  2. Step 2: Convert to fraction form
    11,217.06/15,485.82 = 6,741.96/x
  3. Step 3: Cross multiply
    11,217.06x = 15,485.82 × 6,741.96
  4. Step 4: Simplify right side
    11,217.06x = 104,404,779.01
  5. Step 5: Solve for x
    x = 104,404,779.01/11,217.06
  6. Step 6: Final answer
    x = 9,307.68

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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.