Home / 8,016.67-12,029.54-4,318.81

Finding the Fourth Proportional to 8,016.67, 12,029.54 and 4,318.81

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Solution

The fourth proportional to 8,016.67, 12,029.54 and 4,318.81 is: 6,480.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,016.67 : 12,029.54 = 4,318.81 : x
  2. Step 2: Convert to fraction form
    8,016.67/12,029.54 = 4,318.81/x
  3. Step 3: Cross multiply
    8,016.67x = 12,029.54 × 4,318.81
  4. Step 4: Simplify right side
    8,016.67x = 51,953,297.65
  5. Step 5: Solve for x
    x = 51,953,297.65/8,016.67
  6. Step 6: Final answer
    x = 6,480.66

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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.