Home / 8,016.16-12,015.60-4,318.24

Finding the Fourth Proportional to 8,016.16, 12,015.60 and 4,318.24

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Solution

The fourth proportional to 8,016.16, 12,015.60 and 4,318.24 is: 6,472.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,016.16 : 12,015.60 = 4,318.24 : x
  2. Step 2: Convert to fraction form
    8,016.16/12,015.60 = 4,318.24/x
  3. Step 3: Cross multiply
    8,016.16x = 12,015.60 × 4,318.24
  4. Step 4: Simplify right side
    8,016.16x = 51,886,244.54
  5. Step 5: Solve for x
    x = 51,886,244.54/8,016.16
  6. Step 6: Final answer
    x = 6,472.71

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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.