Home / 7,625.33-10,522.47-4,222.12

Finding the Fourth Proportional to 7,625.33, 10,522.47 and 4,222.12

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Solution

The fourth proportional to 7,625.33, 10,522.47 and 4,222.12 is: 5,826.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,625.33 : 10,522.47 = 4,222.12 : x
  2. Step 2: Convert to fraction form
    7,625.33/10,522.47 = 4,222.12/x
  3. Step 3: Cross multiply
    7,625.33x = 10,522.47 × 4,222.12
  4. Step 4: Simplify right side
    7,625.33x = 44,427,104.73
  5. Step 5: Solve for x
    x = 44,427,104.73/7,625.33
  6. Step 6: Final answer
    x = 5,826.25

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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.