Home / 11,272.08-15,554.88-6,236.22

Finding the Fourth Proportional to 11,272.08, 15,554.88 and 6,236.22

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Solution

The fourth proportional to 11,272.08, 15,554.88 and 6,236.22 is: 8,605.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,272.08 : 15,554.88 = 6,236.22 : x
  2. Step 2: Convert to fraction form
    11,272.08/15,554.88 = 6,236.22/x
  3. Step 3: Cross multiply
    11,272.08x = 15,554.88 × 6,236.22
  4. Step 4: Simplify right side
    11,272.08x = 97,003,653.75
  5. Step 5: Solve for x
    x = 97,003,653.75/11,272.08
  6. Step 6: Final answer
    x = 8,605.66

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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.