Home / 8,084.16-12,145.68-7,500.96

Finding the Fourth Proportional to 8,084.16, 12,145.68 and 7,500.96

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Solution

The fourth proportional to 8,084.16, 12,145.68 and 7,500.96 is: 11,269.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,084.16 : 12,145.68 = 7,500.96 : x
  2. Step 2: Convert to fraction form
    8,084.16/12,145.68 = 7,500.96/x
  3. Step 3: Cross multiply
    8,084.16x = 12,145.68 × 7,500.96
  4. Step 4: Simplify right side
    8,084.16x = 91,104,259.85
  5. Step 5: Solve for x
    x = 91,104,259.85/8,084.16
  6. Step 6: Final answer
    x = 11,269.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.