Home / 8,016.12-12,013.70-4,310.37

Finding the Fourth Proportional to 8,016.12, 12,013.70 and 4,310.37

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Solution

The fourth proportional to 8,016.12, 12,013.70 and 4,310.37 is: 6,459.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,016.12 : 12,013.70 = 4,310.37 : x
  2. Step 2: Convert to fraction form
    8,016.12/12,013.70 = 4,310.37/x
  3. Step 3: Cross multiply
    8,016.12x = 12,013.70 × 4,310.37
  4. Step 4: Simplify right side
    8,016.12x = 51,783,501.12
  5. Step 5: Solve for x
    x = 51,783,501.12/8,016.12
  6. Step 6: Final answer
    x = 6,459.92

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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.