Home / 4,231.98-6,342.84-1,764.18

Finding the Fourth Proportional to 4,231.98, 6,342.84 and 1,764.18

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Solution

The fourth proportional to 4,231.98, 6,342.84 and 1,764.18 is: 2,644.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,231.98 : 6,342.84 = 1,764.18 : x
  2. Step 2: Convert to fraction form
    4,231.98/6,342.84 = 1,764.18/x
  3. Step 3: Cross multiply
    4,231.98x = 6,342.84 × 1,764.18
  4. Step 4: Simplify right side
    4,231.98x = 11,189,911.47
  5. Step 5: Solve for x
    x = 11,189,911.47/4,231.98
  6. Step 6: Final answer
    x = 2,644.13

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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.