Home / 7,522.12-11,283.24-2,840.90

Finding the Fourth Proportional to 7,522.12, 11,283.24 and 2,840.90

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Solution

The fourth proportional to 7,522.12, 11,283.24 and 2,840.90 is: 4,261.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,522.12 : 11,283.24 = 2,840.90 : x
  2. Step 2: Convert to fraction form
    7,522.12/11,283.24 = 2,840.90/x
  3. Step 3: Cross multiply
    7,522.12x = 11,283.24 × 2,840.90
  4. Step 4: Simplify right side
    7,522.12x = 32,054,556.52
  5. Step 5: Solve for x
    x = 32,054,556.52/7,522.12
  6. Step 6: Final answer
    x = 4,261.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.