Home / 5,450.07-7,521.71-3,060.44

Finding the Fourth Proportional to 5,450.07, 7,521.71 and 3,060.44

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Solution

The fourth proportional to 5,450.07, 7,521.71 and 3,060.44 is: 4,223.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,450.07 : 7,521.71 = 3,060.44 : x
  2. Step 2: Convert to fraction form
    5,450.07/7,521.71 = 3,060.44/x
  3. Step 3: Cross multiply
    5,450.07x = 7,521.71 × 3,060.44
  4. Step 4: Simplify right side
    5,450.07x = 23,019,689.24
  5. Step 5: Solve for x
    x = 23,019,689.24/5,450.07
  6. Step 6: Final answer
    x = 4,223.74

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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.