Home / 5,021.10-6,922.80-3,225.39

Finding the Fourth Proportional to 5,021.10, 6,922.80 and 3,225.39

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Solution

The fourth proportional to 5,021.10, 6,922.80 and 3,225.39 is: 4,446.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,021.10 : 6,922.80 = 3,225.39 : x
  2. Step 2: Convert to fraction form
    5,021.10/6,922.80 = 3,225.39/x
  3. Step 3: Cross multiply
    5,021.10x = 6,922.80 × 3,225.39
  4. Step 4: Simplify right side
    5,021.10x = 22,328,729.89
  5. Step 5: Solve for x
    x = 22,328,729.89/5,021.10
  6. Step 6: Final answer
    x = 4,446.98

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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.