Home / 8,267.07-11,409.95-7,993.70

Finding the Fourth Proportional to 8,267.07, 11,409.95 and 7,993.70

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Solution

The fourth proportional to 8,267.07, 11,409.95 and 7,993.70 is: 11,032.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,267.07 : 11,409.95 = 7,993.70 : x
  2. Step 2: Convert to fraction form
    8,267.07/11,409.95 = 7,993.70/x
  3. Step 3: Cross multiply
    8,267.07x = 11,409.95 × 7,993.70
  4. Step 4: Simplify right side
    8,267.07x = 91,207,620.30
  5. Step 5: Solve for x
    x = 91,207,620.30/8,267.07
  6. Step 6: Final answer
    x = 11,032.64

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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.