Home / 4,282.13-6,419.30-1,647.96

Finding the Fourth Proportional to 4,282.13, 6,419.30 and 1,647.96

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Solution

The fourth proportional to 4,282.13, 6,419.30 and 1,647.96 is: 2,470.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,282.13 : 6,419.30 = 1,647.96 : x
  2. Step 2: Convert to fraction form
    4,282.13/6,419.30 = 1,647.96/x
  3. Step 3: Cross multiply
    4,282.13x = 6,419.30 × 1,647.96
  4. Step 4: Simplify right side
    4,282.13x = 10,578,717.53
  5. Step 5: Solve for x
    x = 10,578,717.53/4,282.13
  6. Step 6: Final answer
    x = 2,470.43

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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.