Home / 4,230.32-6,349.20-2,011.87

Finding the Fourth Proportional to 4,230.32, 6,349.20 and 2,011.87

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Solution

The fourth proportional to 4,230.32, 6,349.20 and 2,011.87 is: 3,019.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,230.32 : 6,349.20 = 2,011.87 : x
  2. Step 2: Convert to fraction form
    4,230.32/6,349.20 = 2,011.87/x
  3. Step 3: Cross multiply
    4,230.32x = 6,349.20 × 2,011.87
  4. Step 4: Simplify right side
    4,230.32x = 12,773,723.20
  5. Step 5: Solve for x
    x = 12,773,723.20/4,230.32
  6. Step 6: Final answer
    x = 3,019.56

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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.