Home / 4,285.82-6,429.95-1,364.36

Finding the Fourth Proportional to 4,285.82, 6,429.95 and 1,364.36

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Solution

The fourth proportional to 4,285.82, 6,429.95 and 1,364.36 is: 2,046.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,285.82 : 6,429.95 = 1,364.36 : x
  2. Step 2: Convert to fraction form
    4,285.82/6,429.95 = 1,364.36/x
  3. Step 3: Cross multiply
    4,285.82x = 6,429.95 × 1,364.36
  4. Step 4: Simplify right side
    4,285.82x = 8,772,732.73
  5. Step 5: Solve for x
    x = 8,772,732.73/4,285.82
  6. Step 6: Final answer
    x = 2,046.92

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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.