Home / 5,490.14-7,577.29-3,366.85

Finding the Fourth Proportional to 5,490.14, 7,577.29 and 3,366.85

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Solution

The fourth proportional to 5,490.14, 7,577.29 and 3,366.85 is: 4,646.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,490.14 : 7,577.29 = 3,366.85 : x
  2. Step 2: Convert to fraction form
    5,490.14/7,577.29 = 3,366.85/x
  3. Step 3: Cross multiply
    5,490.14x = 7,577.29 × 3,366.85
  4. Step 4: Simplify right side
    5,490.14x = 25,511,582.00
  5. Step 5: Solve for x
    x = 25,511,582.00/5,490.14
  6. Step 6: Final answer
    x = 4,646.80

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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.