Home / 8,187.16-12,270.24-5,960.35

Finding the Fourth Proportional to 8,187.16, 12,270.24 and 5,960.35

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Solution

The fourth proportional to 8,187.16, 12,270.24 and 5,960.35 is: 8,932.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,187.16 : 12,270.24 = 5,960.35 : x
  2. Step 2: Convert to fraction form
    8,187.16/12,270.24 = 5,960.35/x
  3. Step 3: Cross multiply
    8,187.16x = 12,270.24 × 5,960.35
  4. Step 4: Simplify right side
    8,187.16x = 73,134,924.98
  5. Step 5: Solve for x
    x = 73,134,924.98/8,187.16
  6. Step 6: Final answer
    x = 8,932.88

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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.