Home / 3,759.95-5,633.76-2,662.35

Finding the Fourth Proportional to 3,759.95, 5,633.76 and 2,662.35

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Solution

The fourth proportional to 3,759.95, 5,633.76 and 2,662.35 is: 3,989.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,759.95 : 5,633.76 = 2,662.35 : x
  2. Step 2: Convert to fraction form
    3,759.95/5,633.76 = 2,662.35/x
  3. Step 3: Cross multiply
    3,759.95x = 5,633.76 × 2,662.35
  4. Step 4: Simplify right side
    3,759.95x = 14,999,029.79
  5. Step 5: Solve for x
    x = 14,999,029.79/3,759.95
  6. Step 6: Final answer
    x = 3,989.15

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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.