Home / 5,450.51-7,521.60-3,060.54

Finding the Fourth Proportional to 5,450.51, 7,521.60 and 3,060.54

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Solution

The fourth proportional to 5,450.51, 7,521.60 and 3,060.54 is: 4,223.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,450.51 : 7,521.60 = 3,060.54 : x
  2. Step 2: Convert to fraction form
    5,450.51/7,521.60 = 3,060.54/x
  3. Step 3: Cross multiply
    5,450.51x = 7,521.60 × 3,060.54
  4. Step 4: Simplify right side
    5,450.51x = 23,020,157.66
  5. Step 5: Solve for x
    x = 23,020,157.66/5,450.51
  6. Step 6: Final answer
    x = 4,223.49

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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.