Home / 5,577.60-7,694.40-3,338.88

Finding the Fourth Proportional to 5,577.60, 7,694.40 and 3,338.88

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Solution

The fourth proportional to 5,577.60, 7,694.40 and 3,338.88 is: 4,606.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,577.60 : 7,694.40 = 3,338.88 : x
  2. Step 2: Convert to fraction form
    5,577.60/7,694.40 = 3,338.88/x
  3. Step 3: Cross multiply
    5,577.60x = 7,694.40 × 3,338.88
  4. Step 4: Simplify right side
    5,577.60x = 25,690,678.27
  5. Step 5: Solve for x
    x = 25,690,678.27/5,577.60
  6. Step 6: Final answer
    x = 4,606.05

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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.