Home / 7,752.12-11,634.93-4,427.03

Finding the Fourth Proportional to 7,752.12, 11,634.93 and 4,427.03

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Solution

The fourth proportional to 7,752.12, 11,634.93 and 4,427.03 is: 6,644.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,752.12 : 11,634.93 = 4,427.03 : x
  2. Step 2: Convert to fraction form
    7,752.12/11,634.93 = 4,427.03/x
  3. Step 3: Cross multiply
    7,752.12x = 11,634.93 × 4,427.03
  4. Step 4: Simplify right side
    7,752.12x = 51,508,103.85
  5. Step 5: Solve for x
    x = 51,508,103.85/7,752.12
  6. Step 6: Final answer
    x = 6,644.39

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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.