Home / 5,450.68-7,521.70-3,092.76

Finding the Fourth Proportional to 5,450.68, 7,521.70 and 3,092.76

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Solution

The fourth proportional to 5,450.68, 7,521.70 and 3,092.76 is: 4,267.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,450.68 : 7,521.70 = 3,092.76 : x
  2. Step 2: Convert to fraction form
    5,450.68/7,521.70 = 3,092.76/x
  3. Step 3: Cross multiply
    5,450.68x = 7,521.70 × 3,092.76
  4. Step 4: Simplify right side
    5,450.68x = 23,262,812.89
  5. Step 5: Solve for x
    x = 23,262,812.89/5,450.68
  6. Step 6: Final answer
    x = 4,267.87

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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.