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Finding the Fourth Proportional to 3,955.35, 5,934.87 and 1,763.85

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Solution

The fourth proportional to 3,955.35, 5,934.87 and 1,763.85 is: 2,646.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,955.35 : 5,934.87 = 1,763.85 : x
  2. Step 2: Convert to fraction form
    3,955.35/5,934.87 = 1,763.85/x
  3. Step 3: Cross multiply
    3,955.35x = 5,934.87 × 1,763.85
  4. Step 4: Simplify right side
    3,955.35x = 10,468,220.45
  5. Step 5: Solve for x
    x = 10,468,220.45/3,955.35
  6. Step 6: Final answer
    x = 2,646.60

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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.