Home / 11,011.08-15,195.75-6,295.36

Finding the Fourth Proportional to 11,011.08, 15,195.75 and 6,295.36

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Solution

The fourth proportional to 11,011.08, 15,195.75 and 6,295.36 is: 8,687.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,011.08 : 15,195.75 = 6,295.36 : x
  2. Step 2: Convert to fraction form
    11,011.08/15,195.75 = 6,295.36/x
  3. Step 3: Cross multiply
    11,011.08x = 15,195.75 × 6,295.36
  4. Step 4: Simplify right side
    11,011.08x = 95,662,678.73
  5. Step 5: Solve for x
    x = 95,662,678.73/11,011.08
  6. Step 6: Final answer
    x = 8,687.86

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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.