Home / 8,019.32-12,028.98-3,575.84

Finding the Fourth Proportional to 8,019.32, 12,028.98 and 3,575.84

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Solution

The fourth proportional to 8,019.32, 12,028.98 and 3,575.84 is: 5,363.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,019.32 : 12,028.98 = 3,575.84 : x
  2. Step 2: Convert to fraction form
    8,019.32/12,028.98 = 3,575.84/x
  3. Step 3: Cross multiply
    8,019.32x = 12,028.98 × 3,575.84
  4. Step 4: Simplify right side
    8,019.32x = 43,013,689.96
  5. Step 5: Solve for x
    x = 43,013,689.96/8,019.32
  6. Step 6: Final answer
    x = 5,363.76

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Similar ratio
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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.