Home / 11,235.06-15,504.96-6,519.42

Finding the Fourth Proportional to 11,235.06, 15,504.96 and 6,519.42

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Solution

The fourth proportional to 11,235.06, 15,504.96 and 6,519.42 is: 8,997.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,235.06 : 15,504.96 = 6,519.42 : x
  2. Step 2: Convert to fraction form
    11,235.06/15,504.96 = 6,519.42/x
  3. Step 3: Cross multiply
    11,235.06x = 15,504.96 × 6,519.42
  4. Step 4: Simplify right side
    11,235.06x = 101,083,346.32
  5. Step 5: Solve for x
    x = 101,083,346.32/11,235.06
  6. Step 6: Final answer
    x = 8,997.13

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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.