Home / 5,450.40-7,521.30-3,092.98

Finding the Fourth Proportional to 5,450.40, 7,521.30 and 3,092.98

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Solution

The fourth proportional to 5,450.40, 7,521.30 and 3,092.98 is: 4,268.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,450.40 : 7,521.30 = 3,092.98 : x
  2. Step 2: Convert to fraction form
    5,450.40/7,521.30 = 3,092.98/x
  3. Step 3: Cross multiply
    5,450.40x = 7,521.30 × 3,092.98
  4. Step 4: Simplify right side
    5,450.40x = 23,263,230.47
  5. Step 5: Solve for x
    x = 23,263,230.47/5,450.40
  6. Step 6: Final answer
    x = 4,268.17

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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.