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Finding the Fourth Proportional to 3,375.77, 5,055.89 and 3,259.04

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Solution

The fourth proportional to 3,375.77, 5,055.89 and 3,259.04 is: 4,881.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,375.77 : 5,055.89 = 3,259.04 : x
  2. Step 2: Convert to fraction form
    3,375.77/5,055.89 = 3,259.04/x
  3. Step 3: Cross multiply
    3,375.77x = 5,055.89 × 3,259.04
  4. Step 4: Simplify right side
    3,375.77x = 16,477,306.17
  5. Step 5: Solve for x
    x = 16,477,306.17/3,375.77
  6. Step 6: Final answer
    x = 4,881.06

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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.