Home / 4,305.12-6,459.39-1,839.87

Finding the Fourth Proportional to 4,305.12, 6,459.39 and 1,839.87

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Solution

The fourth proportional to 4,305.12, 6,459.39 and 1,839.87 is: 2,760.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,305.12 : 6,459.39 = 1,839.87 : x
  2. Step 2: Convert to fraction form
    4,305.12/6,459.39 = 1,839.87/x
  3. Step 3: Cross multiply
    4,305.12x = 6,459.39 × 1,839.87
  4. Step 4: Simplify right side
    4,305.12x = 11,884,437.88
  5. Step 5: Solve for x
    x = 11,884,437.88/4,305.12
  6. Step 6: Final answer
    x = 2,760.54

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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.