Home / 8,013.18-12,020.19-2,470.33

Finding the Fourth Proportional to 8,013.18, 12,020.19 and 2,470.33

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Solution

The fourth proportional to 8,013.18, 12,020.19 and 2,470.33 is: 3,705.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,013.18 : 12,020.19 = 2,470.33 : x
  2. Step 2: Convert to fraction form
    8,013.18/12,020.19 = 2,470.33/x
  3. Step 3: Cross multiply
    8,013.18x = 12,020.19 × 2,470.33
  4. Step 4: Simplify right side
    8,013.18x = 29,693,835.96
  5. Step 5: Solve for x
    x = 29,693,835.96/8,013.18
  6. Step 6: Final answer
    x = 3,705.62

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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.