Home / 8,020.32-12,028.04-2,398.36

Finding the Fourth Proportional to 8,020.32, 12,028.04 and 2,398.36

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Solution

The fourth proportional to 8,020.32, 12,028.04 and 2,398.36 is: 3,596.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020.32 : 12,028.04 = 2,398.36 : x
  2. Step 2: Convert to fraction form
    8,020.32/12,028.04 = 2,398.36/x
  3. Step 3: Cross multiply
    8,020.32x = 12,028.04 × 2,398.36
  4. Step 4: Simplify right side
    8,020.32x = 28,847,572.99
  5. Step 5: Solve for x
    x = 28,847,572.99/8,020.32
  6. Step 6: Final answer
    x = 3,596.81

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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.