Home / 4,263.65-6,393.94-1,631.89

Finding the Fourth Proportional to 4,263.65, 6,393.94 and 1,631.89

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Solution

The fourth proportional to 4,263.65, 6,393.94 and 1,631.89 is: 2,447.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,263.65 : 6,393.94 = 1,631.89 : x
  2. Step 2: Convert to fraction form
    4,263.65/6,393.94 = 1,631.89/x
  3. Step 3: Cross multiply
    4,263.65x = 6,393.94 × 1,631.89
  4. Step 4: Simplify right side
    4,263.65x = 10,434,186.68
  5. Step 5: Solve for x
    x = 10,434,186.68/4,263.65
  6. Step 6: Final answer
    x = 2,447.25

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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.