Home / 11,554.49-15,945.12-6,249.29

Finding the Fourth Proportional to 11,554.49, 15,945.12 and 6,249.29

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Solution

The fourth proportional to 11,554.49, 15,945.12 and 6,249.29 is: 8,623.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,554.49 : 15,945.12 = 6,249.29 : x
  2. Step 2: Convert to fraction form
    11,554.49/15,945.12 = 6,249.29/x
  3. Step 3: Cross multiply
    11,554.49x = 15,945.12 × 6,249.29
  4. Step 4: Simplify right side
    11,554.49x = 99,645,678.96
  5. Step 5: Solve for x
    x = 99,645,678.96/11,554.49
  6. Step 6: Final answer
    x = 8,623.98

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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.