Home / 8,073.54-11,131.11-5,235.93

Finding the Fourth Proportional to 8,073.54, 11,131.11 and 5,235.93

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Solution

The fourth proportional to 8,073.54, 11,131.11 and 5,235.93 is: 7,218.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,073.54 : 11,131.11 = 5,235.93 : x
  2. Step 2: Convert to fraction form
    8,073.54/11,131.11 = 5,235.93/x
  3. Step 3: Cross multiply
    8,073.54x = 11,131.11 × 5,235.93
  4. Step 4: Simplify right side
    8,073.54x = 58,281,712.78
  5. Step 5: Solve for x
    x = 58,281,712.78/8,073.54
  6. Step 6: Final answer
    x = 7,218.85

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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.