Home / 4,771.38-6,577.54-3,350.78

Finding the Fourth Proportional to 4,771.38, 6,577.54 and 3,350.78

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Solution

The fourth proportional to 4,771.38, 6,577.54 and 3,350.78 is: 4,619.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,771.38 : 6,577.54 = 3,350.78 : x
  2. Step 2: Convert to fraction form
    4,771.38/6,577.54 = 3,350.78/x
  3. Step 3: Cross multiply
    4,771.38x = 6,577.54 × 3,350.78
  4. Step 4: Simplify right side
    4,771.38x = 22,039,848.22
  5. Step 5: Solve for x
    x = 22,039,848.22/4,771.38
  6. Step 6: Final answer
    x = 4,619.18

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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.