Home / 5,522.12-7,620.51-3,004.22

Finding the Fourth Proportional to 5,522.12, 7,620.51 and 3,004.22

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Solution

The fourth proportional to 5,522.12, 7,620.51 and 3,004.22 is: 4,145.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,522.12 : 7,620.51 = 3,004.22 : x
  2. Step 2: Convert to fraction form
    5,522.12/7,620.51 = 3,004.22/x
  3. Step 3: Cross multiply
    5,522.12x = 7,620.51 × 3,004.22
  4. Step 4: Simplify right side
    5,522.12x = 22,893,688.55
  5. Step 5: Solve for x
    x = 22,893,688.55/5,522.12
  6. Step 6: Final answer
    x = 4,145.82

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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.