Home / 11,271.05-15,553.75-6,235.13

Finding the Fourth Proportional to 11,271.05, 15,553.75 and 6,235.13

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Solution

The fourth proportional to 11,271.05, 15,553.75 and 6,235.13 is: 8,604.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,271.05 : 15,553.75 = 6,235.13 : x
  2. Step 2: Convert to fraction form
    11,271.05/15,553.75 = 6,235.13/x
  3. Step 3: Cross multiply
    11,271.05x = 15,553.75 × 6,235.13
  4. Step 4: Simplify right side
    11,271.05x = 96,979,653.24
  5. Step 5: Solve for x
    x = 96,979,653.24/11,271.05
  6. Step 6: Final answer
    x = 8,604.31

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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.