Home / 11,013.08-15,195.60-6,534.56

Finding the Fourth Proportional to 11,013.08, 15,195.60 and 6,534.56

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Solution

The fourth proportional to 11,013.08, 15,195.60 and 6,534.56 is: 9,016.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,013.08 : 15,195.60 = 6,534.56 : x
  2. Step 2: Convert to fraction form
    11,013.08/15,195.60 = 6,534.56/x
  3. Step 3: Cross multiply
    11,013.08x = 15,195.60 × 6,534.56
  4. Step 4: Simplify right side
    11,013.08x = 99,296,559.94
  5. Step 5: Solve for x
    x = 99,296,559.94/11,013.08
  6. Step 6: Final answer
    x = 9,016.24

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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.