Home / 4,263.31-6,383.15-2,178.82

Finding the Fourth Proportional to 4,263.31, 6,383.15 and 2,178.82

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Solution

The fourth proportional to 4,263.31, 6,383.15 and 2,178.82 is: 3,262.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,263.31 : 6,383.15 = 2,178.82 : x
  2. Step 2: Convert to fraction form
    4,263.31/6,383.15 = 2,178.82/x
  3. Step 3: Cross multiply
    4,263.31x = 6,383.15 × 2,178.82
  4. Step 4: Simplify right side
    4,263.31x = 13,907,770.35
  5. Step 5: Solve for x
    x = 13,907,770.35/4,263.31
  6. Step 6: Final answer
    x = 3,262.20

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1.5x scale

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.