Home / 11,554.31-15,944.87-6,249.11

Finding the Fourth Proportional to 11,554.31, 15,944.87 and 6,249.11

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Solution

The fourth proportional to 11,554.31, 15,944.87 and 6,249.11 is: 8,623.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,554.31 : 15,944.87 = 6,249.11 : x
  2. Step 2: Convert to fraction form
    11,554.31/15,944.87 = 6,249.11/x
  3. Step 3: Cross multiply
    11,554.31x = 15,944.87 × 6,249.11
  4. Step 4: Simplify right side
    11,554.31x = 99,641,215.32
  5. Step 5: Solve for x
    x = 99,641,215.32/11,554.31
  6. Step 6: Final answer
    x = 8,623.73

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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.