Home / 8,153.11-12,235.81-5,967.47

Finding the Fourth Proportional to 8,153.11, 12,235.81 and 5,967.47

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Solution

The fourth proportional to 8,153.11, 12,235.81 and 5,967.47 is: 8,955.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,153.11 : 12,235.81 = 5,967.47 : x
  2. Step 2: Convert to fraction form
    8,153.11/12,235.81 = 5,967.47/x
  3. Step 3: Cross multiply
    8,153.11x = 12,235.81 × 5,967.47
  4. Step 4: Simplify right side
    8,153.11x = 73,016,855.96
  5. Step 5: Solve for x
    x = 73,016,855.96/8,153.11
  6. Step 6: Final answer
    x = 8,955.71

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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.