Home / 4,284.72-6,427.80-1,363.92

Finding the Fourth Proportional to 4,284.72, 6,427.80 and 1,363.92

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Solution

The fourth proportional to 4,284.72, 6,427.80 and 1,363.92 is: 2,046.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,284.72 : 6,427.80 = 1,363.92 : x
  2. Step 2: Convert to fraction form
    4,284.72/6,427.80 = 1,363.92/x
  3. Step 3: Cross multiply
    4,284.72x = 6,427.80 × 1,363.92
  4. Step 4: Simplify right side
    4,284.72x = 8,767,004.98
  5. Step 5: Solve for x
    x = 8,767,004.98/4,284.72
  6. Step 6: Final answer
    x = 2,046.11

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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.