Home / 4,623.24-6,379.86-2,759.88

Finding the Fourth Proportional to 4,623.24, 6,379.86 and 2,759.88

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Solution

The fourth proportional to 4,623.24, 6,379.86 and 2,759.88 is: 3,808.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,623.24 : 6,379.86 = 2,759.88 : x
  2. Step 2: Convert to fraction form
    4,623.24/6,379.86 = 2,759.88/x
  3. Step 3: Cross multiply
    4,623.24x = 6,379.86 × 2,759.88
  4. Step 4: Simplify right side
    4,623.24x = 17,607,648.02
  5. Step 5: Solve for x
    x = 17,607,648.02/4,623.24
  6. Step 6: Final answer
    x = 3,808.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.